- VEHICLE: Discovery/OV-103
- LOCATION: Launch Pad 39A
- TARGET KSC LAUNCH DATE/TIME: June 2 at about 6:10 p.m. EDT
- LAUNCH WINDOW: 7-10 minutes
- MIR DOCKING DATE/TIME: June 4 at about 12:59 p.m.
- MIR UNDOCKING DATE/TIME: June 8 at about 12:01 p.m.
- TARGET KSC LANDING DATE/TIME: June 12 at about 2:03 p.m. EDT
- MISSION DURATION: about 9 days, 19 hours, 53 minutes
- CREW: Precourt, Gorie, Lawrence, Chang-Diaz, Kavandi, Ryumin, Thomas (down)
- ORBITAL ALTITUDE and INCLINATION: 173 nautical miles/51.6 degrees
- Open payload bay doors for SPACEHAB/AMS testing (May 13)
- Tanking test of first super lightweight external tank (May 18)
- Flight Readiness Review (May 20)
- VEHICLE: Endeavour/OV-105
- LOCATION: OPF bay 1
- TARGET KSC LAUNCH DATE/TIME: No earlier than Sept. 3 (under review)
- MISSION DURATION: 10 days, 19 hours, 18 minutes
- CREW: Cabana, Sturckow, Currie, Ross, Newman
- ORBITAL ALTITUDE and INCLINATION: 173 nautical miles/51.6 degrees
- VEHICLE: Columbia/OV-102
- LOCATION: OPF bay 3
- TARGET KSC LAUNCH DATE/TIME: no earlier than Dec. 3 at 2:50 p.m.
- TARGET KSC LANDING DATE/TIME: Dec. 8 at 1:57 p.m.
- LAUNCH WINDOW: 43 minutes
- MISSION DURATION: 4 days, 23 hours, 7 minutes
- CREW: Collins, Ashby, Hawley, Coleman, Tognini
- ORBITAL ALTITUDE and INCLINATION: 153 nautical miles/28.45 degrees
- Neurolab removal from payload bay (May 12)
- Tunnel adapter removal (May 14)
- Main engine heat shield removal (May 20)
- Shuttle main engine removal (May 21)
 MONDAY, MAY 11, 1998 (11:36 AM EDT)  STS-91 -- 9TH AND FINAL MIR DOCKING, SPACEHAB-SM
NOTE: Replacement of Discovery's master event controller No. 1 and the change-out of multiplexer demultiplexer No. 4 are complete. Over the weekend, technicians completed work on the mobile launch platform's gaseous nitrogen system. The payload bay doors are closed and crew module/SPACEHAB pressure leak checks are complete. Loading of hypergolic propellant into Discovery's onboard storage tanks is under way, with oxidizer loading in work today and fuel loading slated for tomorrow. Preparations for next Monday's tanking test of the new super lightweight external tank are ongoing this week. STS-91 SCHEDULED OPERATIONAL MILESTONES (dates are target only):  STS-88 -- FIRST FLIGHT INTERNATIONAL SPACE STATION(NODE-1, PMAs 1 and 2) NOTE: Replacement of the yaw actuator on Endeavour's main engine No. 2 is complete. Window No. 4 has been removed and replacement occurs this week. Drag chute installation is in work and preparations for radiator deployment and inspection begin today.  STS-93 -- Advanced X-ray Astrophysics Facility (AXAF)
NOTE: Post-flight inspections of Columbia's main engines are complete. Main landing gear wheel and tire removal begins today. Orbiter power system validations are complete and forward reaction control system functional tests pick up tomorrow. The payload bay doors are open and workers have demated Neurolab's electrical connections. Payload removal is slated for tomorrow. STS-93 SCHEDULED OPERATIONAL MILESTONES (dates are target only): For automatic e-mail subscriptions to this daily Shuttle status report or KSC-originated press releases, send an Internet electronic mail message to domo@news.ksc.nasa.gov. In the body of the message (not the subject line) type the words "subscribe shuttle-status", or "subscribe ksc-press-release" (do not use quotation marks). The system will reply with a confirmation via e-mail of each subscription. To remove your name from the list at any time, send an e-mail address to domo@news.ksc.nasa.gov. In the body of the message (not the subject line), type (no quotes) "unsubscribe shuttle-status", or "unsubscribe ksc-press-release." Status reports and other NASA publications are available on the World Wide Web at: http://www-pao.ksc.nasa.gov/kscpao/kscpao.htm Information about the countdown and mission can be accessed electronically via the Internet at: http://www.ksc.nasa.gov/shuttle/countdown/ and at http://shuttle.nasa.gov/ |