China launched a satellite on July 3, and it did not show up on space tracking systems until July 9. Scientists in other ...

By Steve Gorman LOS ANGELES (Reuters) -NASA retiree turned private astronaut Peggy Whitson headed for splashdown in the Pacific early on Tuesday after her fifth trip to the International Space Station ...

Debris released from the asteroid Dimorphos during NASA's DART mission has a higher momentum and less random distribution ...