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

The blaze threatened the observatory and communications infrastructure at the peak. Later, an observatory official said it ...

The key NASA center remains under a mandatory evacuation order, but officials say both it and Mount Wilson are protected for ...

The long-closed, 1920s-era observatory in Lake Angelus is important to astronomy buffs. But its private ownership has ...

The Eaton Fire burning through the hillsides and mountains above Pasadena is now approaching the Mount Wilson Observatory, with potential implications for both the historic structures and emergency ...

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

He was bored with law and decided to go back to his studies in astronomy. In 1919 he began to work at Mt. Wilson Observatory in California, where he would work for the rest of his life.

The Mount Wilson Observatory and telescope were not damaged from the Eaton Fire, thanks to firefighters, said L.A. County Fire Chief Anthony Marrone.

Photo: Andromeda nebula plate with Hubble's handwritten circle around the variable star he discovered In 1919 American astronomer Edwin Hubble began work at the Mount Wilson Observatory in ...

Fire threatens Mt. Wilson broadcast transmitters as L.A. TV, radio stations remain on alert; Observatory evacuated ...