Europe's major telescopes 'can meet satellite challenge' - BBC News
Telescopes on the ground may be cheaper, but Hubble shows why they are not enough
An extremely large hole has been dug for the Extremely Large Telescope
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ELT compared to other large telescopes, illustration - Stock Image - C038/1141 - Science Photo Library
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The ELT
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Extremely Large Telescope - Wikiwand
Extremely large telescope - Wikipedia
Four New Giant Telescopes Are About to Rock Astronomy | Discover Magazine
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Artist's impression of the European Extremely Large Telescope | ESO Ireland
ESO's Extremely Large Telescope, illustration - Stock Image - C038/1128 - Science Photo Library
Engineers will blast the top of a mountain to build an Extremely Large Telescope | Science | In-depth reporting on science and technology | DW | 10.06.2014
Extremely Large Telescope - Wikipedia
How big is the European Extremely Large Telescope (E-ELT) in Chile?
ESO To Build World's Biggest Eye On The Sky | ESO
