The Magellan spacecraft with its attached Inertial Upper Stage booster is in the orbiter Atlantis payload bay prior to closure of the doors at T-3 days to launch from pad 39B.
Date: 25 Apr 1989
Launch of Magellan and Space Shuttle Mission STS-30 was targeted for Friday, April 28, 1989. The 23 minute launch window opened at 2:24 p.m.
Image Credit: NASA