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STS-51-L was the 25th Space Shuttle mission and the final flight of Challenger, which broke up 73 seconds after launch on January 28, 1986, killing all seven crew members. The mission was planned to deploy a satellite, observe Halley's Comet, and carry out the first Teacher in Space Project.
STS-51L Crew Back Row: Mission Specialist Ellison S. Onizuka, Payload Specialists Christa McAuliffe and Gregory B. Jarvis, Mission Specialist Judith A. Resnik, Front Row: Pilot Michael J. Smith, Commander Francis R. Scobee, Mission Specialist Ronald E. McNair.
STS-51L Fact Sheet. By Cliff Lethbridge. STS-51L — Challenger. 25th Space Shuttle Mission. 10th Flight of Challenger. Crew: Francis R. Scobee, Commander
Learn about the history, objectives and crew of the Space Shuttle Challenger mission that launched on Jan. 28, 1986, but ended in tragedy. Find out how Christa McAuliffe, the first teacher to go to space, and the other six astronauts perished in the accident.
Launch from Cape Canaveral ().Main objectives for the mission STS-51L were: - to fly a high school teacher as America's first private citizen to fly aboard the Shuttle in NASA's Space Flight Participant Program, - deployment of TDRS-B to become TDRS-1 in geosynchronous orbit to provide high-capacity communications and data links between Earth and the Shuttle, as well as other spacecraft and ...
STS-51L at 73 seconds - The both the bottom and top of the ET have ruptured. Similarly, the breakup of the Orbiter was not caused by explosive forces from the fireball. As the ET accelerated and broke apart Challenger began pivot, nose down, so that the upper portion of the Orbiter turned into the oncoming rush of air. Since it was not ...
STS-51L crew members, pictured during a classroom session in the Shuttle Mockup and Integration Laboratory at the Johnson Space Center (JSC) in Houston, Texas, in December 1985. From left to right are Ellison Onizuka, Ron McNair, Greg Jarvis, Judy Resnik, Christa McAuliffe (sitting on table) and backup teacher Barbara Morgan at far right.
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The first shuttle liftoff scheduled from Pad B, STS-51L was beset by delays. Launch was originally set for 3:43 p.m. EST, Jan. 22, 1986, slipped to Jan. 23, then Jan. 24, due to delays in mission 61-C. Launch was reset for Jan. 25 because of bad weather at the transoceanic abort landing (TAL) site in Dakar, Senegal.
The tenth mission for Challenger, STS-51-L was scheduled to deploy the second in a series of Tracking and Data Relay Satellites, carry out the first flight of the Shuttle-Pointed Tool for Astronomy (SPARTAN-203) / Halley's Comet Experiment Deployable in order to observe Halley's Comet, and carry out several lessons from space as part of the Teacher in Space Project and Shuttle Student ...