    <SEC-DOCUMENT>0001437749-23-029773-index.html : 20231101
    <SEC-HEADER>0001437749-23-029773.hdr.sgml : 20231101
    <ACCEPTANCE-DATETIME>20231101163428
    ACCESSION NUMBER:		0001437749-23-029773
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		27
    CONFORMED PERIOD OF REPORT:	20231215
    FILED AS OF DATE:		20231101
    DATE AS OF CHANGE:		20231101

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ASTROTECH Corp
    		CENTRAL INDEX KEY:			0001001907
    		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
    		IRS NUMBER:				911273737
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0630

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34426
    		FILM NUMBER:		231368768

    	BUSINESS ADDRESS:
    		STREET 1:		2105 DONLEY DR. SUITE 100
    		CITY:			AUSTIN
    		STATE:			TX
    		ZIP:			78758
    		BUSINESS PHONE:		5124859530

    	MAIL ADDRESS:
    		STREET 1:		2028 E. BEN WHITE BLVD.
    		STREET 2:		SUITE 240-9530
    		CITY:			AUSTIN
    		STATE:			TX
    		ZIP:			78741

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ASTROTECH Corp \WA\
    		DATE OF NAME CHANGE:	20090310

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	SPACEHAB INC \WA\
    		DATE OF NAME CHANGE:	19951006
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>astc20231029_def14a.htm
    <DESCRIPTION>FORM DEF 14A
    <TEXT>
    Document 1 - file: astc20231029_def14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>2
    <FILENAME>astc-20230630.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 2 - file: astc-20230630.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>3
    <FILENAME>astc-20230630_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 3 - file: astc-20230630_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>4
    <FILENAME>astc-20230630_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 4 - file: astc-20230630_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>5
    <FILENAME>astc-20230630_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 5 - file: astc-20230630_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>becker4.jpg
    <TEXT>
    Document 6 - file: becker4.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>chart01.jpg
    <TEXT>
    Document 7 - file: chart01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>chart02.jpg
    <TEXT>
    Document 8 - file: chart02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>hinojosa6.jpg
    <TEXT>
    Document 9 - file: hinojosa6.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>image01.jpg
    <TEXT>
    Document 10 - file: image01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>image02.jpg
    <TEXT>
    Document 11 - file: image02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>image03.jpg
    <TEXT>
    Document 12 - file: image03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>image04.jpg
    <TEXT>
    Document 13 - file: image04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>mcfarland5.jpg
    <TEXT>
    Document 14 - file: mcfarland5.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>pickens1.jpg
    <TEXT>
    Document 15 - file: pickens1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>proxy01.jpg
    <TEXT>
    Document 16 - file: proxy01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>proxy02.jpg
    <TEXT>
    Document 17 - file: proxy02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>russler2.jpg
    <TEXT>
    Document 18 - file: russler2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>wilkinson3.jpg
    <TEXT>
    Document 19 - file: wilkinson3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>20
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>21
    <FILENAME>R2.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 21 - file: R2.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>22
    <FILENAME>astc20231029_def14a_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 22 - file: astc20231029_def14a_htm.html

    Document 22 - RAW XML: astc20231029_def14a_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>23
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 23 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>24
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 24 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>25
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 25 - file: FilingSummary.html

    Document 25 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>27
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 27 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>28
    <FILENAME>0001437749-23-029773-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 28 - file: 0001437749-23-029773-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>