Families of the astronauts lost in the space shuttle Challenger accident are marking that tragic day 40 years ago.
When Space Shuttle Discovery touched down for the last time at Kennedy Space Center Runway 15 on March 9, 2011, it brought to an end a 27-year career of spaceflight. Discovery flew to space 39 times, ...
The 40th anniversary of the Challenger disaster cast a shadow over NASA's annual Day of Remembrance event inside the Space Shuttle Atlantis building.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results