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

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

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 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 appear to be unscathed by the Eaton fire burning through Pasadena and Altadena — for now.

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

In 1610, astronomer Galileo Galilei used the ... At the of age 30, he arrived at Mount Wilson Observatory in Southern California just in time to use the new Hooker 100-inch telescope, at the ...

funded in part by contributions from the Detroit-based McGregor and Rackham Funds and developed in close collaboration with astronomers from the esteemed Mt. Wilson solar observatory in California ...

Astronomers as far back as the mid-18th ... At the of age 30, he arrived at Mount Wilson Observatory in Southern California just in time to use the new Hooker 100-inch telescope, at the time ...