On the night of October 5-6, 1923, Carnegie astronomer Edwin P. Hubble took a plate of the Andromeda Galaxy (Messier 31) with the Hooker 100-inch telescope of the Mount Wilson Observatory. This plate, ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The destruction in parts of Altadena, a few miles to the west of Sierra Madre, and Pacific Palisades, which had burned in a ...

The Ukiah Latitude Observatory has a rich history, from its role in global scientific research to its ongoing cultural ...

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

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

When the Eaton Fire flared up Jan. 9, flames climbed to the summit of Mount Wilson northeast of LA. What happened next was a ...

A staff member at Mt. Wilson Observatory, he was the first scientist to offer observational ... be to compare its true ...

Los Angeles is a topographical wonderland. Mountains loom in the distance. Hillsides and canyons are the refuge of hikers and dog-walkers. Beaches and bluffs above the coastline beckon. Into this ...

The best MagSafe car mounts securely connect to and wirelessly charge your iPhone, adding a versatile touchscreen setup to any car that lacks one. Below, we've compiled our favorite MagSafe car ...

The Clarence T. Jones Observatory - which has scanned the night sky since 1938 - is owned and operated by our campus: The University of Tennessee at Chattanooga. This weekend, the Observatory at 10 N.