MISSION STS-107 -SPACEHAB/ FREESTAR MICROGRAVITY RESEARCH MISSION
Shuttle Processing Note: Prelaunch preparations continue at Pad 39-A for Shuttle Columbia's Jan. 16 launch on the Spacehab microgravity research mission. Orbiter Maneuvering System/Reaction Control System flight pressurization is complete. Orbiter aft closeout is in work, with the doors scheduled to be closed Friday morning. Mission managers are currently meeting for the pre-launch STS-107 Flight Readiness Review. No inspections are planned on Columbia related to the BSTRA ball crack evaluation.
MISSION STS-114 -- 17TH ISS FLIGHT (ULF1) - CREW ROTATION/MULTI-PURPOSE LOGISTICS MODULE
Shuttle Processing Note: Processing continues for Atlantis' March launch to the International Space Station. Water Spray Boiler checkout, and heat shield and Forward Reaction Control System installation is in work. As part of the analysis under way of the crack found in the BSTRA on Discovery, technicians completed the inspection of Atlantis's lines and did not find any cracks.
MISSION STS-115 -- 18th ISS FLIGHT (12A) ? P3/P4 SOLAR ARRAYS
Shuttle Processing Note: Endeavour's deservicing and processing continues for the STS-115 mission to the International Space Station scheduled in May 2003. Removal of all three Space Shuttle Main Engines is complete. Orbiter Maneuvering System pod checkout is in work. Inspections are complete of the 12-inch and 17-inch BSTRAs on Endeavour and no cracks were found.
ORBITER MAJOR MODIFICATION PERIOD VEHICLE: Discovery/OV-103
Shuttle Processing Note: An engineering evaluation continues following the discovery of a surface crack found during standard Orbiter Maintenance and Modification (OMM) inspections. The crack, located on a 2.25-inch diameter metal ball, is associated with the Ball Strut Tie Rod Assembly (BSTRA) inside Discovery's 17-inch liquid oxygen line. OMM work continues with Main Propulsion System flow liner polishing and ongoing wire inspections and repairs.