24 April 2018

Tucson Trivia ~ the Sun is big here!

Tucson's nearby Kitt Peak Observatory is home to the world's largest solar telescope. Its 110-foot tower focuses sunlight down a 200-foot-long diagonal light shaft that extends 50 vertical meters into the mountain, reflecting off a series of mirrors to give an 85-centimeter-wide image of the sun. To read more (including a cool video on last summer's eclipse), click here

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