Palomar Observatory, operated by Cal Tech Institute of Technology, atop Mount Palomar in San Diego County, California. (Terry Richard/The Oregonian) Talk about a place to gaze at the stars. The ...

Amy Cotter, a weather observer and education specialist at the Mount Washington Observatory, discusses summit conditions amid a May nor'easter, including wind gusts, temperatures and snowfall ...

Mount Washington Observatory records days of brutally cold sub-zero temperatures Beginning of dialog window. Escape will cancel and close the window.

The Mount Wilson Observatory is central to our understanding of the universe.

Born June 29, 1868, in Chicago, George Ellery Hale revolutionized American astronomy by, among other things, championing the construction of ever-larger telescopes. He established Mount Wilson ...

Mount Wilson Observatory has loomed over Pasadena for more than a century By Erin Rode, Contributing LA Outdoors Editor Updated Jan 9, 2025 5:09 p.m.

The Mount Washington Observatory shared a photo of the lenticular clouds, which are typically formed in high winds, downwind from a mountain range.

How researchers collect data on Mount Washington in extreme weather New England's highest peak, Mount Washington in New Hampshire, is home to what's been called "the world's worst weather." In ...

Some 30 evenings a year, Astronomer Maarten Schmidt, 36, struggles with an electrically heated flight suit and enters the great, silvery dome of California’s Mount Palomar Observatory. There ...

Mount St. Helens’ Johnston Ridge Observatory will remain closed to the public until at least 2026, a Washington State Department of Transportation spokeswoman said Monday.