Griffith Observatory may well be, as its current director has said, the hood ornament of Los Angeles. But Mount Wilson Observatory is more like a tool kit in the city’s trunk–hidden yet essential.

I grew up in a rural place with minimal light pollution. When I looked up to the night sky, I could see layers of stars and, on a moonless night, the Milky Way. And I wondered who else was up there, ...

The summit of Mount Wilson looms over Pasadena at about 5,715 feet, with the white domes of the observatory buildings and surrounding radio towers visible to drivers along Interstate 210 below. The ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Circa 1945: Astronomer Dr. Edwin Powell Hubble sitting in a chair at a desk reading a journal. A ...

Fire threatened the Mt. Wilson Observatory near Los Angeles. It's one of the most important observatories in the first half of the 20th century,... Wildfires Threaten Historic Mt. Wilson Observatory ...

MT. WILSON OBSERVATORY, a lauded universe-searching landmark located high above Pasadena, has encountered acclaimed scientists and artists over the years. But welcoming marionettes, specifically ...

Under the leadership of George Ellery Hale, the 100-inch mirror for Mount Wilson Observatory's telescope was ordered in 1906, with funding provided sequentially by businessman John Hooker and then ...