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 Zwicky Transient Facility (ZTF), which began operations in 2017 using the 48-inch telescope at Palomar Observatory ... the frigid heights of the Palomar Mountain near San Diego.