Science
MICROCARB
CO2 Monitoring · CNES
Right now
LiveIt moves every second. See exactly where it is — worked out from its orbit, on your own device — on the live 3D globe.
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France's CNES MicroCarb measures atmospheric CO2 precisely enough to verify whether national emissions reductions reported under the Paris Agreement are actually occurring or merely on paper. 'Trust but verify' for climate policy, conducted from orbit by a satellite the size of a washing machine.
Its orbit
- Orbit
- Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
- Altitude
- 400–415 mi (644–668 km)
- Inclination
- 98.0°
- One orbit
- 97.7 minutes14.7 orbits a day
- NORAD ID
- 64899
- Int’l designator
- 2025-156A
- Launched
- 2025
Orbital elements from CelesTrak, as of 22 Sep 2026.