On this day in 1868 – June 29th – George Ellery Hale, American solar astronomer, was born.

Hale was a key figure in the realization of three major telescopes, the 40-inch refractor at Yerkes Observatory, 60-inch Hale and 100-inch Hooker reflectors at Mount Wilson Observatory, and the 200-inch Hale reflector at Palomar Observatory.

Mona Evans
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