The merger creates the world's most valuable private company and paves the way for Musk to try and prove out the usefulness of space-based data centers.

This merger would bring the Grok chatbot, Starlink satellites, and SpaceX rockets together under one corporation.

In the wake of cofounder exits, Elon Musk's hands-on management is reshaping the startup.

Elon Musk’s SpaceX is bidding for a secretive contract to build swarms of voice-controlled drones for the US military. The ...

The billionaire’s decision to merge his A.I. start-up with his rocket company will test investors’ interest in giant combinations of unalike businesses.

Elon Musk’s xAI has been acquired by SpaceX, bringing his artificial-intelligence startup under the same roof as his rocket maker. In a memo to staff published on SpaceX’s website late Monday, Musk ...

Elon Musk is putting his dreams of colonizing Mars on hold and said his SpaceX rocket company will instead focus on building ...

Various funds promise exposure to SpaceX and other hot private companies, but investors should be aware of the risks and nuances.

Musk said the initiative would save at least $1 trillion. But its website claims to have reached only $214 billion.

As the era of high-speed internet onboard commercial aircraft dawns, U.S. airlines are engaging in arms race to see who can give customers the most seamless experience. Atlanta-based Delta Air Lines ...