The 200-inch Hale telescope on Palomar Mountain is ailing ... Bowen, director of the observatory, announced this week that it might not be in working order until next fall. The telescope ...

X-ray Observatory and the Palomar Observatory. Get ready to bang your head in the name of science. A pair of NASA space telescopes teamed up to capture a nebula that looks like a flame-throwing ...

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 ...