Program archive

Sentinel-6

Sentinel-6 is explored here through 2 archived missions, from Sentinel-6 Michael Freilich through Sentinel-6B, with the program’s spacecraft, people, milestones, and source-backed history connected along the way.

Missions: 2
People: 0
Vehicles: 2

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Sentinel-6 spacecraft

2 mission-specific spacecraft and test articles, plus 0 launch systems and shared hardware records.

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Ocean-observation and radar-altimetry satelliteNovember 21, 2020

Sentinel-6 Michael Freilich ocean-observation satellite

Sentinel-6 Michael Freilich ocean-observation satellite launched at about 2,628 pounds (1,192 kilograms) and operated under ESA, EUMETSAT, NASA, NOAA, CNES, and the European Commission.

Ocean-observation and radar-altimetry satelliteNovember 16, 2025

Sentinel-6B ocean-observation satellite

Sentinel-6B ocean-observation satellite launched at about 2,628 pounds (1,192 kilograms) and operated under ESA, EUMETSAT, NASA, NOAA, CNES, and the European Commission.