MISSION: STS-83 -- Microgravity Science Laboratory-1

• VEHICLE: Columbia/OV-102
• LOCATION: Vehicle Assembly Building
• TARGET LAUNCH DATE/TIME: April 3 at 2:01 p.m. EST
• LAUNCH WINDOW: 2 hours, 30 minutes
• TARGET KSC LANDING DATE/TIME: April 19 at about 7:37 a.m. EDT
• MISSION DURATION: 15 days, 16 hours, 36 minutes
• CREW: Halsell, Still, Voss, Thomas, Gernhardt, Linteris, Crouch
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/28.45 degrees

NOTE: Columbia was moved to the Vehicle Assembly Building yesterday with first motion from OPF Bay 1 occurring at about 1 p.m. Overnight, Columbia was lifted to the vertical position and mated to the external tank and solid rocket boosters. Hard mate is expected to be complete by early afternoon today. The Shuttle interface test will begin this weekend and roll out to Pad 39A is scheduled for Monday, March 10.

STS-83 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Begin Shuttle interface test (Saturday)

* Roll out to Pad 39A (first motion set for 7 a.m. March 10)

* Hot fire auxiliary power unit No. 2 (March 10)

* Terminal Countdown Demonstration Test (TCDT) (March 13-14)

* Remove and replace SRB nozzle plugs (March 15)

MISSION: STS-84 -- 6th MIR DOCKING & SPACEHAB DM (image)

• VEHICLE: Atlantis/OV-104
• LOCATION: Orbiter Processing Facility bay 3
• TARGET KSC LAUNCH DATE/TIME: May 15 at about 4:07 a.m.
• LAUNCH WINDOW: 7-10 minutes
• TARGET KSC LANDING DATE/TIME: May 24 at about 7:52 a.m.
• MISSION DURATION: 9 days, 3 hours, 45 minutes
• CREW: Precourt, Collins, Foale, Noriega, Lu, Clervoy, Kondakova
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/51.6 degrees

NOTE: Electrical connections between the forward reaction control system and the orbiter are complete. Today, the Space Shuttle main engines are being installed. Engine No. 1 will be installed by this afternoon, followed by engine No. 3 tonight and engine No. 2 early tomorrow morning. Mid-body close-outs also continue in work today.

STS-84 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Complete installation of Space Shuttle main engines (Friday)

* Orbiter Docking System functional check (March 13-14)

* Mate external tank to solid rocket boosters (March 24)

* Roll over to the VAB (April 9)

MISSION: STS-85 -- CRISTA-SPAS-2

• VEHICLE: Discovery/OV-103
• LOCATION: Orbiter Processing Facility bay 2
• TARGET LAUNCH DATE/TIME: July 17 at 10:06 a.m.
• LAUNCH WINDOW: 1 hour, 54 minutes
• TARGET KSC LANDING DATE/TIME: July 28 at about 6:54 a.m.
• MISSION DURATION: 10 days, 20 hours, 48 minutes
• CREW: Brown, Ashby, Davis, Curbeam, Robinson, Tryggvason
• ORBITAL ALTITUDE and INCLINATION: 160 nautical miles/57 degrees

NOTE: Deservicing of the hypergolic system is complete and the bay has been reopened for routine work. The orbiter navigational aid activation test has been rescheduled for next week. Today, the main landing gear wheel and tire assembly will be removed and the brakes inspected.

STS-85 SCHEDULED OPERATIONAL MILESTONES (dates are target only):

* Fuel cell voltage tests (March 14)

* Remove Space Shuttle main engines (March 28)

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