![Mt. Wilson, California, USA. 18th Nov, 2021. Located some 10 miles northeast of Pasadena, and home to 60-inch and 100-inch telescopes, the Mount Wilson Observatory has been at the forefront of astronomy Mt. Wilson, California, USA. 18th Nov, 2021. Located some 10 miles northeast of Pasadena, and home to 60-inch and 100-inch telescopes, the Mount Wilson Observatory has been at the forefront of astronomy](https://c8.alamy.com/comp/2H720EG/mt-wilson-california-usa-18th-nov-2021-located-some-10-miles-northeast-of-pasadena-and-home-to-60-inch-and-100-inch-telescopes-the-mount-wilson-observatory-has-been-at-the-forefront-of-astronomy-for-more-than-100-years-proof-that-the-universe-is-expanding-was-found-here-the-speed-of-light-was-determined-here-and-evidence-for-the-existence-of-dark-matter-was-also-formulated-and-proved-at-mount-wilsoncredit-image-brian-cahnzuma-press-wire-2H720EG.jpg)
Mt. Wilson, California, USA. 18th Nov, 2021. Located some 10 miles northeast of Pasadena, and home to 60-inch and 100-inch telescopes, the Mount Wilson Observatory has been at the forefront of astronomy
At Mt. Wilson, scientists celebrate 100th birthday of the telescope that revealed the universe - Los Angeles Times
![Historic Mount Wilson Observatory survives close call with Southern California's Bobcat Fire | Space Historic Mount Wilson Observatory survives close call with Southern California's Bobcat Fire | Space](https://cdn.mos.cms.futurecdn.net/gANsp7Now9CYfQzyxoNp74-1200-80.jpg)