MIAMI —The crew compartment of the space shuttle Challenger, with the remains of astronauts aboard, has been found 100 feet beneath the sea off the coast of Florida, NASA officials announced Sunday. Sonar equipment tentatively identified the crew compartment Friday afternoon and family members of t...
Shuttle missions have been halted since the Columbia accident two years ago that killed all seven crew members. May is the target for the next shuttle flight, but even that is a tentative date. There was a similar grounding of shuttles after the Challenger explosion in January 1986 while repai...
The 1986 Challenger explosion didn't deter him. "We all watched it at school," he says. "I realized space exploration was a big deal—something important." Train Efficiently NASA's strength and conditioning specialist, Mark Guilliams, C.S.C.S., has been designing workouts for astronauts ...