Space science experts told ABC News SpaceX has been essential to NASA’s missions and the breakdown of a relationship would leave a hole that would be hard to fill.

Elon Musk is dialing back his threat to decommission a capsule used to take astronauts and supplies to the International ...

Once a key member of President Donald Trump's inner circle, Elon Musk's relationship with the president has deteriorated into ...

SpaceX's jumbo 400-foot-long Starship rocket took off from the Texas Starbase site Thursday morning for its fourth test ...