SAF - Science Archive Facility

The ESO/ST-ECF Science Archive is a joint collaboration of the European Organisation for Astronomical Research in the Southern Hemisphere (ESO) and the Space Telescope - European Coordinating Facility (ST-ECF). ESO observational data can be requested after the proprietary period by the astronomical community. Please read the official 'ESO Data Access Policy' statement for more information. Both the ESO and HST archives are available world-wide. To request data you have to register as an ESO/ST-ECF Archive user. Please acknowledge the use of archive data in your publications.

On-Line Services

Archive User Profile

ESO Data

Hubble Space Telescope Data

Virtual Observatory tools

Catalogs & DSS

Tools & Documentation

Related External Services

ESO & HST Image Galleries

Latest news and updates

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Collaborations of ESO and ST-ECF Archive staff members with the Canadian Astronomy Data Centre (CADC) and the Centre de Données astronomiques de Strasbourg (CDS) take place in the areas of software development and data reduction.