The companies frantically building and leasing data centers are well aware that they’re straining grids, driving emissions, and guzzling water. The electricity demand of AI data centers in particular could increase as much as 165 percent by 2030. Over half of the energy powering these sprawling facilities comes from fossil fuels, threatening to reverse progress toward addressing the climate crisis.

Some of the biggest names in artificial intelligence say they have a solution: Just stick these colossal computer clusters in space.