STS-89 Commander Terrence Wilcutt poses in front of the crew's family and friends before the launch of Space Shuttle Endeavour.

STS-89 Commander Terrence Wilcutt poses in front of the crew's family and friends at KSC's Launch Pad 39A the day before the scheduled launch of Space Shuttle Endeavour. Final preparations are under way toward liftoff on Jan. 22 on the eighth mission to dock with the Russian Space Station Mir. After docking, Mission Specialist Andrew Thomas, Ph.D., will transfer to the space station, succeeding David Wolf, M.D., who will return to Earth aboard Endeavour. Dr. Thomas will live and work on Mir until June. STS-89 is scheduled for liftoff at 9:48 p.m. EST