SpaceX has acquired xAI, the company announced on Monday, merging two of Elon Musk’s most ambitious companies into the most valuable private company in the world.

Musk estimates that within two to three years, the most cost-effective way to generate AI compute will be in space, as Big Tech companies spend hundreds of billions in the pursuit of artificial genera...

The merger will “form the most ambitious, vertically-integrated innovation engine on (and off) Earth, with AI, rockets, space-based internet, direct-to-mobile device communications and the world’s for...