Ground-based facilities that observe the sky in visible and near-infrared light from mountain sites chosen for altitude, dry air and dark skies: the Mauna Kea Observatories and W. M. Keck Observatory in Hawaii, Mount Wilson and Palomar Observatories in California, the Vera C. Rubin Observatory in Chile, and the European Southern Observatory's Very Large Telescope, also in Chile. Belongs here: an Earth-based optical or near-infrared facility. Does not belong here: an Earth-based radio or millimeter facility, grouped under Ground-Based Radio and Millimeter Observatories, or a facility in space, grouped under Space-Based Observatories.
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1. Wikipedia: History of the telescope
Wikimedia FoundationHistory of the telescope, lead sectionQuote, History of the telescope, lead section
The history of the telescope can be traced to before the invention of the earliest known telescope, which appeared in 1608 in the Netherlands, when a patent was submitted by Hans Lippershey, an eyeglass maker.
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