Separately, they are also exploring a tie-up between SpaceX and xAI ahead of an IPO, some of the people said. Musk and representatives for SpaceX, xAI and Tesla didn’t immediately respond to requests for comment. Tesla’s ability to manufacture energy storage systems could help SpaceX use solar energy in space to run the data centers. Tesla shares jumped as much as 4.5% in after-hours trading on Thursday. Shares of xAI would be exchanged for shares in SpaceX, Reuters said, citing a person familiar with the matter.