The SPACEHAB payload arrived at Launch Pad 39A this morning and was installed in the Payload Changeout Room. Final preparations for liftoff of the STS-89 mission are under way. Endeavour and its crew of seven are targeted for a Jan. 22 launch. STS-89 will be the eighth Shuttle docking with the Russian Space Station Mir as part of Phase 1 of the International Space Station program. Mission Specialist Andy Thomas, Ph.D., will succeed Mission Specialist David Wolf, M.D., as the last NASA astronaut scheduled for a long-duration stay aboard Mir