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, ...

NASA Administrator Jared Isaacman recently expressed skepticism that the Discovery shuttle would be moved to Texas, seeming to suggest that the Johnson Space Center would receive a different vehicle ...

A memo sent by the Smithsonian said transporting Discovery could swell in price and result in irreparable damage to the space shuttle. On paper, it reads like a riddle: How do you transport a 120-foot ...