A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

The main focus of the trip is to study the effects of long-term spaceflight on the body, but the test is also a side mission.

McClelland claims he is a retired NASA spacecraft operator (ScO) who worked with NASA’s Shuttle Fleet at the Kennedy Space Center in Florida from 1958 to 1992. He was involved in hundreds of NASA ...