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 ...

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 ...

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 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 ...

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 ...