Google is launching Project Suncatcher, an initiative aimed at creating data centers in space to tackle the escalating energy costs and logistical issues of terrestrial data centers. With rising demand for AI processing power, the company is exploring the feasibility of deploying Tensor Processing Units (TPUs) in orbit. Influential figures like Jeff Bezos and Elon Musk have previously suggested similar concepts, but Google’s approach focuses on solar-powered satellites connected through advanced optical links. The plan involves placing satellites in a low-earth orbit that ensures constant sunlight exposure, which is critical for maximizing solar panel efficiency. Google claims solar panels in space could be up to eight times more efficient than those on Earth. This could alleviate the energy burden faced by conventional data centers, allowing for enhanced data processing capabilities. A significant challenge lies in maintaining high-speed communication between these orbiting satellites. On Earth, data center nodes use optical interconnects to achieve rapid data exchange. Suncatcher aims for wireless communication that can handle speeds of tens of terabits per second. Initial Earth-based tests have shown bidirectional speeds reaching 1.6 terabits per second, suggesting that scaling this technology in space is plausible.