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<SEC-DOCUMENT>0000950123-10-031566.txt : 20100401
<SEC-HEADER>0000950123-10-031566.hdr.sgml : 20100401
<ACCEPTANCE-DATETIME>20100401171901
ACCESSION NUMBER:		0000950123-10-031566
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20100330
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20100401
DATE AS OF CHANGE:		20100401

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ASTROTECH Corp \WA\
		CENTRAL INDEX KEY:			0001001907
		STANDARD INDUSTRIAL CLASSIFICATION:	GUIDED MISSILES & SPACE VEHICLES & PARTS [3760]
		IRS NUMBER:				911273737
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34426
		FILM NUMBER:		10725145

	BUSINESS ADDRESS:	
		STREET 1:		401 CONGRESS AVE.
		STREET 2:		SUITE 1650
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701
		BUSINESS PHONE:		5124859530

	MAIL ADDRESS:	
		STREET 1:		401 CONGRESS AVE.
		STREET 2:		SUITE 1650
		CITY:			AUSTIN
		STATE:			TX
		ZIP:			78701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SPACEHAB INC \WA\
		DATE OF NAME CHANGE:	19951006
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>c98702e8vk.htm
<DESCRIPTION>FORM 8-K
<TEXT>
<HTML>
<HEAD>
<TITLE>Form 8-K</TITLE>
</HEAD>
<BODY bgcolor="#FFFFFF">
<!-- PAGEBREAK -->
<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.20in">

<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 1pt solid black; font-size: 1pt">&nbsp;</DIV>

<DIV align="center" style="font-size: 14pt; margin-top: 12pt"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION</B>
</DIV>

<DIV align="center" style="font-size: 12pt"><B>Washington, D.C. 20549</B>
</DIV>

<DIV align="center" style="font-size: 18pt; margin-top: 12pt"><B>FORM 8-K</B>
</DIV>

<DIV align="center" style="font-size: 12pt; margin-top: 12pt"><B>CURRENT REPORT<BR>
Pursuant to Section&nbsp;13 OR 15(d) of The Securities Exchange Act of 1934</B>
</DIV>

<!-- xbrl,dc -->
<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>Date of Report (Date of earliest event reported): March 30, 2010</B></DIV>
<!-- /xbrl,dc -->
<DIV align="center" style="font-size: 24pt; margin-top: 12pt"><B>Astrotech Corporation</B>
</DIV>

<DIV align="center" style="font-size: 10pt">(Exact name of registrant as specified in its charter)</DIV>

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
<TD width="32%">&nbsp;</TD>
<TD width="2%">&nbsp;</TD>
<TD width="32%">&nbsp;</TD>
<TD width="2%">&nbsp;</TD>
<TD width="32%">&nbsp;</TD>
</TR>
<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
<TD nowrap align="center" valign="top"><B>Washington
</B></TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top"><B>001-34426
</B></TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top"><B>91-1273737</B></TD>
</TR>
<TR style="font-size: 1px">
<TD valign="top" align="left" style="border-top: 1px solid #000000">&nbsp;</TD>
<TD valign="top" align="left">&nbsp;</TD>
<TD valign="top" align="left" style="border-top: 1px solid #000000">&nbsp;</TD>
<TD valign="top" align="left">&nbsp;</TD>
<TD valign="top" align="left" style="border-top: 1px solid #000000">&nbsp;</TD>
</TR>
<TR valign="bottom">
<TD align="center" valign="top">(State or other jurisdiction<BR>
of incorporation)
</TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top">(Commission File Number)
</TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top">(IRS Employer Identification No.)</TD>
</TR>
<!-- End Table Body -->
</TABLE>
</DIV>

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
<TD width="48%">&nbsp;</TD>
<TD width="2%">&nbsp;</TD>
<TD width="48%">&nbsp;</TD>
</TR>
<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom">
<TD align="center" valign="top"><B><BR>
401 Congress Ave. Suite 1650 Austin, Texas
</B></TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top"><B>&nbsp;<BR>78701</B></TD>
</TR>
<TR style="font-size: 1px">
<TD valign="top" align="left" style="border-top: 1px solid #000000">&nbsp;</TD>
<TD valign="top" align="left">&nbsp;</TD>
<TD valign="top" align="left" style="border-top: 1px solid #000000">&nbsp;</TD>
</TR>
<TR valign="bottom">
<TD align="center" valign="top">(Address of principal executive offices)
</TD>
<TD>&nbsp;</TD>
<TD align="center" valign="top">(Zip Code)</TD>
</TR>
<!-- End Table Body -->
</TABLE>
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 12pt">Registrant&#146;s telephone number, including area code: <B>(512) 485-9530</B></DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>&nbsp;</B></DIV>

<DIV align="center" style="font-size: 10pt"><FONT style="border-top: 1px solid #000000">(Former name or former address, if changed since last report.)</FONT></DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: </DIV>

<DIV style="margin-top: 6pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
<TD width="3%" nowrap align="left"><FONT face="wingdings" size="2">&#111;</FONT></TD>
<TD width="1%">&nbsp;</TD>
<TD>Written communications pursuant to Rule&nbsp;425 under the Securities Act (17 CFR 230.425)</TD>
</TR>

<TR>
<TD style="font-size: 6pt">&nbsp;</TD>
</TR><TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
<TD width="3%" nowrap align="left"><FONT face="wingdings" size="2">&#111;</FONT></TD>
<TD width="1%">&nbsp;</TD>
<TD>Soliciting material pursuant to Rule&nbsp;14a-12 under the Exchange Act (17 CFR 240.14a-12)</TD>
</TR>

<TR>
<TD style="font-size: 6pt">&nbsp;</TD>
</TR><TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
<TD width="3%" nowrap align="left"><FONT face="wingdings" size="2">&#111;</FONT></TD>
<TD width="1%">&nbsp;</TD>
<TD>Pre-commencement communications pursuant to Rule&nbsp;14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</TD>
</TR>

<TR>
<TD style="font-size: 6pt">&nbsp;</TD>
</TR><TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
<TD width="3%" nowrap align="left"><FONT face="wingdings" size="2">&#111;</FONT></TD>
<TD width="1%">&nbsp;</TD>
<TD>Pre-commencement communications pursuant to Rule&nbsp;13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</TD>
</TR>

</TABLE>
</DIV>

<DIV style="width: 100%; border-bottom: 1pt solid black; margin-top: 10pt; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio --> </DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.20in">

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt">Item&nbsp;1.01 Entry into a Material Definitive Agreement;
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt">Item&nbsp;2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance
Sheet Arrangement of a Registrant.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">On March&nbsp;30, 2010, Astrotech Space Operations (&#147;ASO&#148;), a subsidiary of Astrotech Corporation,
entered into a $2.0&nbsp;million credit facility with a commercial bank. The agreement was the third
amendment to the original loan agreement entered into on February&nbsp;6, 2008. The credit facility
terminates on February&nbsp;6, 2011 and carries an interest rate of prime plus 0.75% (but not less than
5.0%). The assets of ASO, including eligible accounts receivable, serve as collateral. Financial
covenants remain the same as the February&nbsp;6, 2008 agreement.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt">Item&nbsp;9.01. Financial Statements and Exhibits.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">(d)&nbsp;Exhibits
</DIV>

<DIV style="margin-top: 10pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">
<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="3%" nowrap align="left">99.1</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><DIV style="text-align: justify">Third Amendment to Loan Agreement</DIV></TD>
</TR>

</TABLE>
</DIV>
<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->2<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.20in">

<DIV style="margin-top: 10pt"><TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">


</TABLE>
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 10pt"><B>SIGNATURES</B>
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly
caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">ASTROTECH CORPORATION<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">/s/ Thomas B. Pickens, III</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD valign="top">Name:&nbsp;&nbsp;</TD>
    <TD align="left">Thomas B. Pickens, III&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD valign="top">Title:&nbsp;&nbsp;</TD>
    <TD align="left">Chairman of the Board and<BR>Chief Executive Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
</TABLE>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt">Date: April&nbsp;1, 2010
</DIV>



<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: 'Times New Roman',Times,serif; margin-left: .25in; width: 7.20in">



<DIV align="center" style="font-size: 10pt; margin-top: 10pt"><B>EXHIBIT INDEX</B>
</DIV>

<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head --><TR valign="bottom">
    <TD width="9%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="72%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="13%">&nbsp;</TD>
</TR>
<TR style="font-size: 10pt" valign="bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center"><B>Paper (P) or</B></TD>
</TR>
<TR style="font-size: 10pt" valign="bottom">
    <TD nowrap align="left" style="border-bottom: 1px solid #000000"><B>Exhibit No.</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" style="border-bottom: 1px solid #000000"><B>Description</B></TD>
    <TD>&nbsp;</TD>
    <TD nowrap align="center" style="border-bottom: 1px solid #000000"><B>Electronic (E)</B></TD>
</TR>


<!-- End Table Head -->
<!-- Begin Table Body -->
<TR valign="bottom"><!-- Blank Space -->
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="right" valign="bottom">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="bottom">&nbsp;</TD>
</TR>
<TR valign="bottom" style="padding-top: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">99.1
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="bottom">Third Amendment to Loan Agreement
</TD>
    <TD>&nbsp;</TD>
    <TD align="center" valign="bottom">E</TD>
</TR>
<!-- End Table Body --></TABLE>
</DIV>



<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>



</BODY>
</HTML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>c98702exv99w1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
<HTML>
<HEAD>
<TITLE>Exhibit 99.1</TITLE>
</HEAD>
<BODY bgcolor="#FFFFFF">
<!-- PAGEBREAK -->
<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="right" style="font-size: 10pt; margin-top: 10pt"><B>Exhibit&nbsp;99.1</B>
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 10pt">THIRD AMENDMENT TO LOAN AGREEMENT
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">THIS THIRD AMENDMENT TO LOAN AGREEMENT (this &#147;Amendment&#148;), dated as of February&nbsp;6, 2010, is
between ASTROTECH SPACE OPERATIONS, INC., a Delaware corporation (&#147;Borrower&#148;), and GREEN BANK,
N.A., a national banking association (&#147;Lender&#148;).
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">RECITALS:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">A.&nbsp;Borrower and Lender entered into that certain Loan Agreement dated as of February&nbsp;6, 2008,
as amended by First Amendment to Loan Agreement dated as of February&nbsp;6, 2009, and Second Amendment
to Loan Agreement dated as of February&nbsp;14, 2009 (as amended, the &#147;Agreement&#148;).
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">B.&nbsp;Pursuant to the Agreement, Astrotech Florida Holdings, Inc., a Florida corporation
(&#147;Astrotech Florida&#148;), and Astrotech Corporation, a Washington corporation
(&#147;Astrotech Corporation&#148;, and together with Astrotech Florida, collectively,
&#147;Guarantors&#148;), executed those certain Guaranty Agreements dated as of February&nbsp;6, 2008, and
February&nbsp;14, 2009, respectively (collectively, the &#147;Guaranty Agreements&#148;) pursuant to which
Guarantors guaranteed to Lender the payment and performance of the Obligations (as defined in the
Agreement).
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%">C. Borrower and Lender now desire to amend the Agreement as herein set forth.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">NOW, THEREFORE, in consideration of the premises herein contained and other good and valuable
consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto
agree as follows:
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">ARTICLE I.
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">Definitions

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;1.1. <U>Definitions</U>. Capitalized terms used in this Amendment, to the extent not
otherwise defined herein, shall have the meanings given to such terms in the Agreement, as amended
hereby.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">ARTICLE II.
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">Amendments

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;2.1. <U>Amendment to Certain Definitions</U>. (a)&nbsp;Effective as of the date hereof,
the definition of each of the following terms contained in Section&nbsp;1.1 of the Agreement is amended
to read in its respective entirety as follows:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">&#147;<U>Borrowing Base</U>&#148; means, at any particular time, an amount equal to the sum of
(a)&nbsp;eighty percent (80%) of Eligible Accounts-Non-Government and (b)&nbsp;the lesser of (i)&nbsp;sixty
percent (60%) of Eligible Accounts-Government, or (ii) $750,000.00.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">&#147;<U>Termination Date</U>&#148; means 11:00&nbsp;a.m., Houston, Texas time on February&nbsp;6, 2011,
or such earlier date on which the Commitment terminates as provided in this Agreement.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">(b)&nbsp;Effective as of the date hereof, the following definitions shall be added to Section&nbsp;1.1
of the Agreement in proper alphabetical order:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">&#147;<U>Eligible Accounts-Non-Government</U>&#148; means the aggregate of all accounts
receivable owned by Borrower that are acceptable to Lender in its sole discretion and
satisfy the following conditions: (c)&nbsp;are due and payable within thirty (30)&nbsp;days; (d)&nbsp;have
been outstanding less than ninety-one (91)&nbsp;days past the original date of invoice; (e)&nbsp;have
arisen in the ordinary course of business from services performed by Borrower to or for the
account debtor or the sale by Borrower of goods in which Borrower had sole ownership where
such goods have been shipped or delivered to the account debtor; (f)&nbsp;represent complete bona
fide transactions which require no further act under any circumstances on the part of
Borrower to make such accounts receivable payable by the account debtor; (g)&nbsp;the goods the
sale of which gave rise to such accounts receivable were shipped or delivered to the account
debtor on an absolute sale basis and not on consignment, a sale or return basis, a
guaranteed sale basis, a bill and hold basis, or on the basis of any similar understanding;
(h)&nbsp;are evidenced by an invoice; (i)&nbsp;do not constitute pre-billings or other unearned
income; (j)&nbsp;do not arise in connection with contracts which are bonded or insured; (k)&nbsp;the
goods the sale of which gave rise to such accounts receivable were not, at the time of sale
thereof, subject to any Lien, except the security interest in favor of Lender created by the
Loan Documents; (l)&nbsp;are not subject to any provisions prohibiting assignment or requiring
notice of or consent to such assignment; (m)&nbsp;are subject to a perfected, first priority
security interest in favor of Lender and are not subject to any other Lien; (n)&nbsp;are not
subject to setoff, counterclaim, defense, allowance, dispute or adjustment other than normal
discounts for prompt payment, and the goods of sale which gave
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->&nbsp;<!-- /Folio -->
</DIV>

<!-- PAGEBREAK -->
<P><HR noshade><P>
<H5 align="left" style="page-break-before:always">&nbsp;</H5><P>

<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%">rise to such accounts receivable have not been returned, rejected, repossessed, lost or
damaged; (o)&nbsp;the account debtor is not insolvent or the subject of any bankruptcy or
insolvency proceeding and has not made an assignment for the benefit of creditors, suspended
normal business operations, dissolved, liquidated, terminated its existence, ceased to pay
its debts as they become due, or suffered a receiver or trustee to be appointed for any of
its assets or affairs; (p)&nbsp;are not evidenced by chattel paper or any instrument of any kind;
(q)&nbsp;are owed by a Person or Persons that are citizens of or organized under the laws of the
United States or any State and are not owed by any Person organized under the laws of a
jurisdiction located outside of the United States of America (&#147;Foreign Persons&#148;), provided,
that accounts receivable owed by Foreign Persons may constitute Eligible
Accounts-Non-Government if (i)&nbsp;payment of such accounts receivable is insured by a foreign
risk insurance policy acceptable to Lender and the proceeds of such policy have been
assigned to Lender by an instrument satisfactory to Lender, (ii)&nbsp;payment of such accounts
receivable is covered by a letter of credit in form and substance satisfactory to Lender,
issued by a financial institution satisfactory to Lender, and the proceeds of such letter of
credit have been assigned to Lender by an instrument satisfactory to Lender or (iii)&nbsp;Lender
specifically approves such accounts receivable as Eligible Accounts-Non-Government; (r)&nbsp;if
any accounts receivable are owed by the United States of America or any department, agency
or instrumentality thereof; (s)&nbsp;are not owed by an Affiliate of Borrower; and (t)&nbsp;do not
include any amount which constitutes retainage. No account receivable owed by an account
debtor to Borrower shall be included as an Eligible Account-Non-Government if more than
fifteen percent (15%) of the balances then outstanding on accounts receivable owed by such
account debtor and its Affiliates to Borrower have remained unpaid for more than ninety (90)
days from the dates of their original invoices. The amount of any Eligible
Accounts-Non-Government owed by an account debtor to Borrower shall be reduced by the amount
of all &#147;contra accounts&#148; and other obligations owed by Borrower to such account debtor. In
the event that at any time the accounts receivable from any account debtor and its
Affiliates to Borrower exceed fifty percent (50%) of the accounts receivable of Borrower,
the accounts receivable from such account debtor and its Affiliates shall not constitute
Eligible Accounts-Non-Government to the extent to which such accounts receivable exceed
fifty percent (50%) of the accounts receivable of Borrower.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">&#147;<U>Eligible Accounts-Government</U>&#148; means the aggregate of all accounts
receivable owned by Borrower which (a)&nbsp;are owed by the United States of America or any
department, agency or instrumentality thereof, (b)&nbsp;are acceptable to Lender in its sole
discretion, (c)&nbsp;satisfy all of the conditions
contained in the definition of &#147;Eligible Accounts-Non-Government&#148;, except
subsection (r), and (d)&nbsp;the Federal Assignment of Claims Act has been complied with.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-3-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">(c)&nbsp;Effective as of the date hereof, the definition of the term &#147;Eligible
Accounts&#148; shall be deleted from Section&nbsp;1.1 of the Agreement.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;2.2. <U>Amendment to Section&nbsp;2.4</U>. Effective as of the date hereof, Section&nbsp;2.4
of the Agreement is amended to read in its entirety as follows:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">Section&nbsp;2.4. <U>Interest</U>. The unpaid principal amount of the Advances
shall bear interest prior to maturity at a varying rate per annum equal from day to day to
the lesser of (a)&nbsp;the Maximum Rate or (b)&nbsp;the greater of (i)&nbsp;the sum of the Prime
Rate-Note-A in effect from day to day plus three-fourths percent (0.75%), and (ii)&nbsp;five
percent (5.00%), and each change in the rate of interest charged on the Advances shall
become effective, without notice to Borrower, on the effective date of each change in the
Prime Rate-Note-A or the Maximum Rate, as the case may be; provided, however, if at any time
the rate of interest specified in clause (b)&nbsp;preceding shall exceed the Maximum Rate,
thereby causing the interest on the Advances to be limited to the Maximum Rate, then any
subsequent reduction in the Prime Rate-Note-A shall not reduce the rate of interest on the
Advances below the Maximum Rate until the aggregate amount of interest actually accrued on
the Advances equals the amount of interest which would have accrued on the Advances if the
interest rate specified in clause (b)&nbsp;preceding had at all times been in effect. Accrued
and unpaid interest on the Advances shall be payable on the same day of each month as the
day of the month on which this Agreement is dated. If an Event of Default has occurred and
is continuing, all principal of the Advances shall bear interest at the Default Rate.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;2.3. <U>Amendment to Section&nbsp;8.1</U>. Effective as of the date hereof, paragraph (o)
shall be added to Section&nbsp;8.1 of the Agreement and shall read in its entirety as follows:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(o) <U>Annual Financial Statements &#151; Borrower</U>. As soon as available, and in any
event within ninety (90)&nbsp;days after the end of each fiscal year of Borrower, beginning with
the fiscal year ending June&nbsp;30, 2010, a copy of the annual in-house financial statements of
Borrower and its Subsidiaries for such fiscal year containing, on a consolidated basis,
balance sheets, statements of income, statements of stockholders&#146; equity and statements of
cash flows as at the end of such fiscal year and for the 12-month period then ended, in each
case setting forth in comparative form the figures for
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-4-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%">the preceding fiscal year, all in reasonable detail and certified by an officer of
Borrower acceptable to Lender to have been prepared in accordance with GAAP and to fairly
and accurately present the financial condition and results of operations of Borrower and its
Subsidiaries, on a consolidated basis, at the date and for the periods indicated therein.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;2.4. <U>Amendment to Section&nbsp;11.1</U>. Effective as of the date hereof, paragraph
(m)&nbsp;shall be added to Section&nbsp;11.1 of the Agreement, and shall read in its entirety as follows:
</DIV>

<DIV style="margin-top: 10pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">
<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="8%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left">(m)</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><DIV style="text-align: justify">John Porter shall cease to be active in the management of
Borrower.</DIV></TD>
</TR>

</TABLE>
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;2.5. <U>Amendment to Exhibits</U>. Effective as of the date hereof, (a)&nbsp;Exhibit &#147;A&#148;
to the Agreement (Note-A) is amended to conform in its entirety to Annex &#147;A&#148; to this Amendment, and
(b)&nbsp;Exhibit &#147;J&#148; to the Agreement (Borrowing Base Certificate) is amended to conform in
its entirety to this Amendment.
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">ARTICLE III.
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">Conditions Precedent

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;3.1. <U>Conditions</U>. The effectiveness of this Amendment is subject to the
receipt by Lender of the following in form and substance satisfactory to Lender:
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(a) <U>Resolutions-Borrower</U>. Resolutions of the Board of Directors of Borrower
certified by its Secretary or an Assistant Secretary which authorize the execution, delivery
and performance by Borrower of this Amendment and the other Loan Documents to which Borrower
is or is to be a party hereunder.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(b) <U>Incumbency Certificate-Borrower</U>. A certificate of incumbency certified by
the Secretary or an Assistant Secretary of Borrower certifying the names and signatures of
the officers of Borrower authorized to sign this Amendment and each of the other Loan
Documents to which Borrower is or is to be a party hereunder.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(c) <U>Resolutions-Astrotech Florida</U>. Resolutions of the Board of Directors of
Astrotech Florida certified by its Secretary or an Assistant Secretary which authorize the
execution, delivery and performance by
Astrotech Florida of the Loan Documents to which Astrotech Florida is or is to be a
party hereunder.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-5-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(d) <U>Incumbency Certificate-Astrotech Florida</U>. A certificate of incumbency
certified by the Secretary or an Assistant Secretary of Astrotech Florida certifying the
names and signatures of the officers of Astrotech Florida authorized to sign the Loan
Documents to which Astrotech Florida is or is to be a party hereunder.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(e) <U>Certificates of Existence and Good Standing</U>. Certificates from the
appropriate governmental officials regarding the existence and good standing (i)&nbsp;of Borrower
in the state of Delaware, (ii)&nbsp;Astrotech Florida in the state of Florida, and (iii)
Astrotech Corporation in the state of Washington.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(f) <U>Note-A</U>. Note-A executed by Borrower.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(g) <U>Modification of Mortgage</U>. A Modification of Mortgage executed by Astrotech
substantially in the form of Annex &#147;C&#148; hereto.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(h) <U>Title Matters</U>. An endorsement to the existing mortgagee&#146;s title policy
that insures the continuation, existence and validity of the mortgage liens created by the
Loan Documents.
</DIV>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%; text-indent: 4%">(i) <U>Additional Information</U>. Such additional documents, instruments and
information as Lender may request.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;3.2. <U>Additional Conditions</U>. The effectiveness of this Amendment is
also subject to the satisfaction of the additional conditions precedent that (a)&nbsp;the
representations and warranties contained herein and in all other Loan Documents, as amended hereby,
shall be true and correct as of the date hereof as if made on the date hereof, (b)&nbsp;all proceedings,
corporate or otherwise, taken in connection with the transactions contemplated by this Amendment
and all documents, instruments and other legal matters incident thereto shall be satisfactory to
Lender, and (c)&nbsp;no Event of Default or Unmatured Event of Default shall have occurred and be
continuing.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-6-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">ARTICLE IV.
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">Ratifications, Representations, and Warranties

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;4.1. <U>Ratifications</U>. The terms and provisions set forth in this Amendment
shall modify and supersede all inconsistent terms and provisions set forth in the Agreement and
except as expressly modified and superseded by this Amendment, the terms and provisions of the
Agreement are ratified and confirmed and shall continue in full force and effect. Borrower and
Lender agree that the Agreement as amended hereby shall continue to be the legal, valid and binding
obligation of such Persons enforceable against such Persons in accordance with its terms.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;4.2. <U>Representations, Warranties and Agreements</U>. Borrower hereby represents
and warrants to Lender that (a)&nbsp;the execution, delivery, and performance of this Amendment and any
and all other Loan Documents executed or delivered in connection herewith have been authorized by
all requisite corporate action on the part of Borrower and will not violate the Organizational
Documents of Borrower, (b)&nbsp;the representations and warranties contained in the Agreement as amended
hereby, and all other Loan Documents are true and correct on and as of the date hereof as though
made on and as of the date hereof, (c)&nbsp;no Event of Default or Unmatured Event of Default has
occurred and is continuing, (d)&nbsp;Borrower is in full compliance with all covenants and agreements
contained in the Agreement as amended hereby, (e)&nbsp;Borrower is indebted to Lender pursuant to the
terms of the Notes, as the same may have been renewed, modified, extended or rearranged, including,
without limitation, renewals, modifications and extensions made pursuant to this Amendment, (f)&nbsp;the
liens, security interests, encumbrances and assignments created and evidenced by the Loan Documents
are, respectively, valid and subsisting liens, security interests, encumbrances and assignments and
secure the Notes as the same may have been renewed, modified or rearranged, including, without
limitation, renewals, modifications and extensions made pursuant to this Amendment, and (g)
Borrower has no claims, credits, offsets, defenses or counterclaims arising from the Loan Documents
or Lender&#146;s performance under the Loan Documents.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-7-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="center" style="font-size: 10pt; margin-top: 10pt">ARTICLE V.
</DIV>


<DIV align="Center" style="font-size: 10pt; margin-top: 10pt">Miscellaneous

</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.1. <U>Survival of Representations and Warranties</U>. All representations and
warranties made in this Amendment or any other Loan Documents including any Loan Document furnished
in connection with this Amendment shall fully survive the execution and delivery of this Amendment
and the other Loan Documents, and no investigation by Lender or any closing shall affect the
representations and warranties or the right of Lender to rely on them.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.2. <U>Reference to Agreement</U>. Each of the Loan Documents, including the
Agreement and any and all other agreements, documents, or instruments now or hereafter executed and
delivered pursuant to the terms hereof or pursuant to the terms of the Agreement, as amended
hereby, are hereby amended so that any reference in such Loan Documents to the Agreement shall mean
a reference to the Agreement, as amended hereby.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.3. <U>Expenses of Lender</U>. As provided in the Agreement, Borrower agrees to pay
on demand all costs and expenses incurred by Lender in connection with the preparation, negotiation
and execution of this Amendment and the other documents and instruments executed pursuant hereto
and any and all amendments, modifications and supplements thereto, including, without limitation,
the costs and fees of Lender&#146;s legal counsel, and all costs and expenses incurred by Lender in
connection with the enforcement or preservation of any rights under the Agreement, as amended
hereby, or any other Loan Document, including, without limitation, the costs and fees of Lender&#146;s
legal counsel.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.4. <U>Severability</U>. Any provision of this Amendment held by a court of
competent jurisdiction to be invalid or unenforceable shall not impair or invalidate the remainder
of this Amendment and the effect thereof shall be confined to the provision so held to be invalid
or unenforceable.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%"><B>Section&nbsp;5.5. </B><U><B>APPLICABLE LAW</B></U><B>. THIS AMENDMENT AND ALL OTHER LOAN DOCUMENTS EXECUTED
PURSUANT HERETO SHALL BE DEEMED TO HAVE BEEN MADE AND TO BE PERFORMABLE IN HOUSTON, HARRIS COUNTY,
TEXAS AND SHALL BE GOVERNED BY AND CONSTRUED IN ACCORDANCE WITH THE LAWS OF THE STATE OF TEXAS.</B>
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-8-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.6. <U>Successors and Assigns</U>. This Amendment is binding upon and shall inure
to the benefit of Lender and Borrower and their respective successors
and assigns, except Borrower may not assign or transfer any of its rights or obligations
hereunder without the prior written consent of Lender.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.7. <U>Counterparts</U>. This Amendment may be executed in one or more
counterparts, each of which when so executed shall be deemed to be an original, but all of which
when taken together shall constitute one and the same instrument.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.8. <U>Effect of Waiver</U>. No consent or waiver, express or implied, by Lender to
or for any breach of or deviation from any covenant, condition or duty by Borrower shall be deemed
a consent or waiver to or of any other breach of the same or any other covenant, condition or duty.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.9. <U>Headings</U>. The headings, captions, and arrangements used in this
Amendment are for convenience only and shall not affect the interpretation of this Amendment.
</DIV>

<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Section&nbsp;5.10. <U>ENTIRE AGREEMENT</U>. THIS AMENDMENT AND ALL OTHER INSTRUMENTS, DOCUMENTS,
AND AGREEMENTS EXECUTED AND DELIVERED IN CONNECTION WITH THIS AMENDMENT EMBODY THE FINAL, ENTIRE
AGREEMENT AMONG THE PARTIES HERETO WITH RESPECT TO THE SUBJECT MATTER HEREOF AND THEREOF AND
SUPERSEDE ANY AND ALL PRIOR COMMITMENTS, AGREEMENTS, REPRESENTATIONS AND UNDERSTANDINGS, WHETHER
WRITTEN OR ORAL, RELATING TO THIS AMENDMENT AND THE OTHER INSTRUMENTS, DOCUMENTS AND AGREEMENTS
EXECUTED AND DELIVERED IN CONNECTION WITH THIS AMENDMENT, AND MAY NOT BE CONTRADICTED OR VARIED BY
EVIDENCE OF PRIOR, CONTEMPORANEOUS OR SUBSEQUENT ORAL AGREEMENTS OR DISCUSSIONS OF THE PARTIES
HERETO. THERE ARE NO ORAL AGREEMENTS AMONG THE PARTIES HERETO.
</DIV>
<P align="center" style="font-size: 10pt; text-indent: 4%">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-9-<!-- /Folio -->
</DIV>

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<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Executed as of the date first written above.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">BORROWER:<BR>
<BR>
ASTROTECH SPACE OPERATIONS, INC.<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">John Porter<BR>Chief Financial Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">LENDER:<BR>
<BR>
GREEN BANK, N.A.<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">Gregory Christmann<BR>Senior Vice President&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-10-<!-- /Folio -->
</DIV>

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<DIV style="font-family: Helvetica,Arial,sans-serif; margin-left: .25in; width: 7.20in">

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>

</TABLE>


<DIV align="justify" style="font-size: 10pt; margin-top: 10pt; text-indent: 4%">Each of the undersigned Guarantors hereby consents and agrees to this Amendment and agrees
that the Guaranty Agreement executed by such Person shall remain in full force and effect and shall
continue to be the legal, valid and binding obligations of such Guarantor, enforceable against such
Guarantor in accordance with its terms and shall evidence such Guarantor&#146;s guaranty of the Notes as
renewed and extended from time to time, including, without limitation, the renewal and extension
evidenced by Note-A in substantially the form of Annex &#147;A&#148; attached hereto.
</DIV>

<TABLE width="100%" border="0" cellspacing="0" cellpadding="0" style="font-size: 10pt">
<TR>
    <TD width="48%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="35%">&nbsp;</TD>
    <TD width="15%">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">ASTROTECH FLORIDA HOLDINGS, INC.<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">John Porter<BR>Chief Financial Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>
<TR>
    <TD colspan="5">&nbsp;</TD>
</TR>
<TR>
    <TD valign="top" align="left">&nbsp;</TD>
    <TD colspan="3" align="left">ASTROTECH CORPORATION<BR>
&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD valign="top">By:&nbsp;&nbsp;</TD>
    <TD colspan="2" style="border-bottom: 1px solid #000000" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">John Porter<BR>Chief Financial Officer&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR><TR>
    <TD align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD colspan="2" align="left">&nbsp;</TD>
    <TD>&nbsp;</TD>
</TR>

</TABLE>

<P align="center" style="font-size: 10pt">&nbsp;

<P align="center" style="font-size: 10pt"><!-- Folio -->-11-<!-- /Folio -->
</DIV>

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