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Data

Discover and download the Earth observation data you need from the broad catalogue of missions the European Space Agency operate and support.

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Learn how to register an EO-SSO account, which is required to access some data and submit proposals for data.

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Data registration and proposals profile

Access your profile to see your requested data products or registrations and proposals you have submitted. An active EO-SSO account is required.

News

Discover the latest news on the European Space Agency's Earth Observation activities. Learn all about new data availability and how ESA's missions are performing.

operational news

TerraSAR-X ESA archive dataset now available

TerraSAR-X and TanDEM-X products are available to the scientific community.

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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.

Envisat
heritage missions

Envisat

Envisat was ESA's successor to ERS. Envisat carried ten instruments aboard for a wide range of Earth observing fields. The mission was operational from 2002 to 2012.

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TerraSAR-X and TanDEM-X
third party missions

TerraSAR-X and TanDEM-X

The TerraSAR-X and TanDEM-X satellites feature a unique geometric accuracy that is unmatched by any other spaceborne sensor.

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OTHER RESOURCES

Browse through mission documentation and reports, and learn more about European Space Agency Earth Observation projects and opportunities.

DOCUMENT - Technical Note

1 Mar 2019

GMES Sentinel-3 - Mission Requirements Document

GMES Sentinel-3 : Mission Requirements Document The scope of thisdocument is to outline the objectives and from it the derivedscientific and mission requirements of a first GMES Sentinel-3mission planned for launch in the 2011-2012 timeframe. This MissionRequirements Document is intended to provide guidelines for thetechnical implementation of the mission. Download