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Irene Klotz
August 26, 2026
The Orbiting Carbon Observatory-3 (OCO-3) payload, located on the International Space Station, is being transferred to Caltech to operate alongside the free-flying OCO-2. Credit: Christina Koch/NASA
SALT LAKE CITY—NASA is loaning its two Orbiting Carbon Observatory (OCO) science missions to the California Institute of Technology (Caltech) which will operate them for the next four years. The space agency will retain ownership of OCO-2, which orbits about 440 mi. above Earth, and OCO-3, which is…
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