List of largest optical reflecting telescopes - Wikipedia
Danish 1.54-metre telescope | ESO
Telescopes on the ground may be cheaper, but Hubble shows why they are not enough
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The MAGIC Telescopes | Instituto de Astrofísica de Canarias • IAC
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Best telescopes 2023: To stargaze galaxies, nebulas and more | Space
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The 4 Best Telescopes for Beginners of 2023 | Reviews by Wirecutter