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Gravity Probe B

Testing Einstein's Universe

WEEKLY HIGHLIGHTS FOR WEEK ENDING 14 November 1997:

STANFORD HIGHLIGHT
The integrated system testing team, under the direction of Dr. Mike Taber, has successfully completed all science instrument and probe cryogenic testing in GTU-2. This marks the completion of testing for the last integrated system verification prior to the science instrument acceptance testing. Removal of the Probe B from the flight dewar is scheduled to begin in the next week.

SPACE VEHICLE HIGHLIGHT
Engineering units of the eddy current damper for the solar array deployment mechanism and the paraffin pin puller for the Attitude Reference Platform (ARP) release mechanism are in house. Component environmental tests are being performed on the units before assembly into their respective engineering unit mechanisms.

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