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

Elon Musk is threatening to decommission a capsule used to take astronauts and supplies to the International Space Station ...

A crewed mission to Mars would rank among the most complex and costly undertakings in human history -- and US President ...

Elon Musk said he will decommission the SpaceX Dragon capsule after President Trump threatened to cancel contracts. Rocket Lab is among the winners.

Shares of Elon Musk’s electric vehicle maker fell sharply Thursday as investors fear his dispute with President Donald Trump ...