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hans lipperhey invents refracting telescope
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Period: to
telescope timeline
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galileo discovers jupiters moon with improved refracting telescope
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Newton perfects reflecting telescope
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Hadley makes larger mirrors for reflecting telescopes
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bigger and better telescopes built
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first radio telescope
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first orbiting x-ray telescope launched
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hubble space telescope laughed
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The Herschel Space Observatory is launched
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The Gran Telescopio Canarias is built on the island La Palma in the Canary Islands of Spain on the top of a volcanic peak 7,438 feet above sea level. It is the largest telescope of our time.