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European Southern Observatory

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European Southern Observatory
Formation1962
Typeresearch organization for astronomy
Membership
14 member countries
Websitewww.eso.org

The European Southern Observatory (ESO, officially called the European Organization for Astronomical Research in the Southern Hemisphere), is a research group for astronomy, made up of fourteen countries from Europe. Made in 1962 to give state-of-the-art facilities and a view the Southern Sky to European astronomers, it is well known for using some of the largest and most advanced telescopes in the world, such as the New Technology Telescope (NTT), the telescope that helped create active optics technology, and the VLT (Very Large Telescope), made of four 8-meter class telescopes and four 1.8-m Auxiliary Telescopes.

Member countries

[change | change source]
Country Accession
Image Belgium 1962
Image Germany 1962
Image France 1962
Image Netherlands 1962
Image Sweden 1962
Image Denmark 1967
Image  Switzerland 1981
Image Italy 24 May 1982
Image Portugal 27 June 2000
Image United Kingdom 8 July 2002
Image Finland 1 July 2004
Image Spain 1 July 2006
Image Czech Republic 1 January 2007
Image Austria 1 July 2008
Image Poland 28 October 2014
Image Ireland 28 September 2018
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