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OCO-3

OCO-3 (Orbiting Carbon Observatory-3) is NASA’s active Earth-observing instrument on the International Space Station. It measures atmospheric carbon dioxide and plant photosynthetic activity with targeted observations across cities and ecosystems.

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Identity

Aliases
Orbiting Carbon Observatory-3OCO-3 missionOCO-3OCO3Orbiting Carbon Observatory 3Orbiting Carbon Observatory-3 Mission
Name
OCO-3
Status
active

Details

Astronauts
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Description
OCO-3 (Orbiting Carbon Observatory-3) is NASA’s active Earth-observing instrument on the International Space Station. It measures atmospheric carbon dioxide and plant photosynthetic activity with targeted observations across cities and ecosystems.
Destination
International Space Station low Earth orbit at approximately 400 km altitude (51.6° inclination)
Programs
Start Date
2019-05-04
Vehicle Families
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Creation Time
August 14, 2026 at 00:16:28 UTC
Updated Time
August 21, 2026 at 09:54:46 UTC

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