Elon Musk's SpaceX on Thursday once again lost the upper stage of its massive Starship rocket in an explosion, even as the booster was successfully caught.

Using debris modeling and simulations, the U.S. Space Force, the branch of the military that deals with the nation’s space ...

A test flight of SpaceX’s Starship rocket that broke apart in midair earlier this year did more than scatter debris over the Gulf of Mexico. Newly disclosed aviation records indicate the blast forced ...

An experimental SpaceX rocket exploded at the end of a high-altitude test flight Tuesday, but heavy fog at the site left even SpaceX at least publicly uncertain about exactly what caused the explosion ...