The Space Shuttle Challenger Accident Investigation

Former astronaut Bruce McCandless II, a retired Navy captain and son of a Medal of Honor winner who joined NASA during the buildup to the Apollo program, served as capsule communicator when Neil Armstrong took his historic first step on the moon and later flew in space twice during the shuttle program, died Thursday. He was 80.

A timelapse video shot inside the Vehicle Assembly Building at the Kennedy Space Center chronicles the stacking of the final shuttle mission’s booster, external fuel tank and the addition of the orbiter Atlantis. (Membership Required)

Former Johnson Space Center Director Christopher Columbus Kraft Jr., the man who created the iconic role of NASA flight director during the Mercury and Gemini programs and whose no-nonsense, uncompromising management style defined control room operations and discipline through the Apollo years and beyond, died Monday. He was 95.