In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

But the Mount Wilson Observatory and the telescope were not damaged, thanks to firefighters' efforts, said L.A. County Fire Chief Anthony Marrone. "No buildings or infrastructure have been damaged ...

To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

The Mount Wilson Observatory is an important site in the history of modern astronomy. With the famous Hooker telescope, early 20th century astronomers made key observations about the Milky Way and ...

NASA's Jet Propulsion Laboratory (JPL) and the historic Mount Wilson Observatory in California ... It is home to the 100-inch Hooker telescope, which Edwin Hubble used a century ago to make ...

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.

When the Eaton Fire flared up Jan. 9, flames producing heavy dark smoke climbed to the summit of Mount Wilson, a peak high above the San Gabriel Valley that is home to vital communication towers for ...

The 20-inch Tinsley Telescope at Eastern Arizona College’s Discovery Park “Gov Aker Observatory” recently experienced issues ...

NASA’s Jet Propulsion Laboratory (JPL) and the historic Mount Wilson Observatory in California appear to be unscathed by the Eaton fire burning through Pasadena and Altadena — for now.

a peak high above the San Gabriel Valley that is home to vital communication towers for the Los Angeles vicinity and the historic Mount Wilson Observatory. What happened next is a fire protection ...