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

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

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 ...

Then, all you'd need to do to work out how far away the star is would be to compare its true luminosity with how faint it ...

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 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.

(AP Photo/Etienne Laurent) Firefighters put out a fire burning inside a tree after the Eaton Fire burned through the mountains of the Angeles National Forest near Mount Wilson Observatory north of ...

After returning from injury and taking the reins of the starting job in Week 7, Russell Wilson provided a massive ... the Baltimore Ravens on Saturday night was fully expected.

The Eaton Fire that started in the foothills northeast of Los Angeles flared up Thursday morning and climbed to the summit of Mount Wilson. The peak high above the San Gabriel Valley is home to ...