On Dec. 16, 1962, NASA launched the Explorer 16 spacecraft to study micrometeoroids near Earth. [‘On This Day in Space’ Video Series on Space.com] The mission would determine how likely it would be ...

Discovery's days of spaceflight may long be over, but the historic NASA space shuttle may soon be on the move again – just not in orbit. As part of Republicans' massive tax and spending legislation ...

On April 27, 1961, NASA launched Explorer 11, a satellite that contained the first gamma ray telescope to go to space. This marked the birth of space-based gamma ray astronomy. Gamma rays are a form ...

In the summer of 1985, NASA, the Reagan White House and seven talented astronauts were wrangled into an orbital battle over soft-drink supremacy. In the summer of 1985, NASA, the Reagan White House ...