The Geminid meteor shower peaked overnight on Dec. 13-14, with the best viewing between 10 p.m. and 4 a.m. under moonless ...

Just yesterday (Dec. 15), the Green River levee was breached, raising the specter of flash flooding in Tukwila, south of ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

Retired Chinese official Li Chuanliang fled to the U.S. seeking asylum, fearing persecution from the Chinese government. He was warned not to return to China after being accused of corruption.

Across the skies of North America, scientists are watching a troubling pattern unfold: millions of birds are arriving lighter ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

Image number 100,000, which was captured on Oct. 7, "shows mesas and dunes within Syrtis Major, a region about 50 miles (80 ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news ...

After nearly 20 years on the Red Planet, NASA's Mars Reconnaissance Orbiter (MRO) has snapped its 100,000th image of the ...

The best JWST images reveal galaxies, nebulae, and cosmic structures in stunning infrared clarity. These James Webb photos ...