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NASA observed its annual Day of Remembrance Thursday to commemorate the astronauts killed in the Apollo 1 and space shuttles Challenger and Columbia accidents. The backstory: The annual event is held ...

The space shuttle system has been modified many times since the first launch of space shuttle Columbia in 1981. During the 1980s, major upgrade programs were established to respond to problems and ...

Col. Eileen Collins was the first woman to pilot and command a NASA space shuttle. Collins commanded the first flight after the 2003 Columbia tragedy, which also experienced a foam-shedding issue.

On February 1, 2003, tragedy struck the space shuttle Columbia, as earlier damage to the craft's left wing caused the shuttle to be destroyed upon reentry, killing all seven astronauts on board. It ...