Public domain
KSC-90PC-0467
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
STS-31 Mission Specialists Steven A. Hawley (left) and Kathryn D. Sullivan, and Commander Loren J. Shriver prepare to enter the orbiter Discovery from the 195-foot level at Launch Pad 39B during the culmination of the two-day Terminal Countdown Demonstration Test (TCDT). The TCDT, conducted March 19-20, is a dress rehearsal for launch, simulating final countdown from the T-24 hour mark up to T-5 seconds.
NASA Image and Video Library’s own descriptionSubjects
Credit lineKSC-90PC-0467. NASA/KSC, 1990-03-20. Public domain. ID: KSC-90PC-0467.
