Google prepares Project Suncatcher satellite test for AI compute in orbit

Google announced that Project Suncatcher will conduct its first orbital test with a prototype satellite designed to evaluate how Google Tensor Processing Units perform in space. The satellite, built in partnership with Planet, is set to ride aboard SpaceX’s Transporter-18 mission, according to Google CEO Sundar Pichai.

Project Suncatcher is described as a long-term research moonshot focused on whether space could eventually support scalable machine learning infrastructure. In low Earth orbit, satellites can access near-constant sunlight and generate up to eight times more solar power than on Earth, which Google says could one day help linked satellite constellations manage larger AI workloads.

Google said the first launch is intended to test what works, identify failure points and apply the findings to later missions. The company framed the effort as part of a broader goal to ensure AI benefits in areas such as healthcare and scientific discovery can reach more people in the future.

Elon Musk backed the concept of moving compute into space, writing that “The amount of compute in space will obviously round up to 100% of all compute.” The Project Suncatcher launch is expected for October 1.