STS-33 Fact Sheet

By Cliff Lethbridge

STS-33 — Discovery

32nd Space Shuttle Mission

9th Flight of Discovery


Frederick D. Gregory, Commander

John E. Blaha, Pilot

F. Story Musgrave, Mission Specialist

Kathryn C. Thornton, Mission Specialist

Manley L. Carter, Jr., Mission Specialist

Orbiter Preparations:

Tow to Orbiter Processing Facility – August 20, 1989

Rollover to Vehicle Assembly Building – October 5, 1989

Rollout to Launch Pad 39B – October 27, 1989


November 22, 1989 – 7:23:30 p.m. EST. November 20, 1989 launch attempt was rescheduled to allow changeout of suspect integrated electronics assemblies on Discovery’s two solid rocket boosters. November 22 launch time was not made public until T-9 minutes and counting.


November 27, 1989 – 4:30:18 p.m. PST at Runway 4, Edwards Air Force Base, California. Rollout distance was 7,764 feet. Rollout time was 46 seconds. Mission duration was 5 days, 0 hours, 6 minutes, 48 seconds. Landing occurred during the 79th orbit.

Mission Summary:

This was the fifth dedicated Department of Defense mission in the Space Shuttle program. Mission elements were kept secret.