STS069-S-023 (7 September 1995) --- Liftoff of the Space Shuttle Endeavour from Launch Pad 39A occurred at 11:09:00:52 a.m. (EDT), September 7, 1995. The crew of five NASA astronauts was embarking on an 11-day multifaceted mission featuring two free-flying scientific research spacecraft, a spacewalk and a host of experiments in both the cargo bay and the middeck. Onboard were astronauts David M. Walker, Kenneth D. Cockrell, James S. Voss, James H. Newman and Michael L. Gernhardt.