Google’s October 1 launch of its Project Suncatcher prototype satellite aboard a SpaceX Falcon 9 marks the clearest recent catalyst for trader sentiment on orbital AI infrastructure. The refrigerator-sized craft carries four Tensor Processing Units—roughly equivalent to one terrestrial server—and will test radiation tolerance, thermal management in vacuum, and basic inference on Gemini models while powered by solar arrays. This follows Google’s 2025 announcement of the initiative and aligns with parallel efforts from Starcloud, which has already demonstrated GPU-based training in low Earth orbit, and SpaceX’s Starmind plans targeting larger constellations. Key hurdles remain, including heat dissipation without convection, high-bandwidth laser links between satellites, and launch economics, yet the successful early test and 2027 follow-on missions have reinforced market-implied odds that small-scale orbital AI compute could arrive within a few years.