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MISSIONS

Explore the European Space Agency's Earth Observation satellite missions. Learn all about ESA's dedicated Earth Explorers or collaborations with other agencies through the Third Party Missions programme.

  • Mission - Heritage Missions

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    ERS

    The ERS programme was composed of two missions, ERS-1 and ERS-2, which together observed the Earth for 20 years, from 1991 to 2011.

  • Mission - Heritage Missions

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    KOMPSAT-1

    KOMPSAT-1 (Korean Multi-Purpose Satellite), also known as Arirang-1, was a South Korean Earth observation satellite which was launched on 21 December 1999. KOMPSAT-1 operated for eight years until satellite operations ceased on 30 December 2007 due to a loss of contact.