The Milky Way, one of astronomy’s most dazzling phenomena, is our home galaxy with a disk of stars spanning more than 100,000 ...

When the stars align, about eight months out of the year, the Milky Way and its 100 billion stars can be seen in some form.

For decades, astronomers have discovered hundreds of protoplanetary disks—structures believed to represent the early stages ...

Initially, the astronomer who first made note of this fuzzy-looking glowing cluster thought it might be a nebula. But it’s ...

Astronomers using NASA’s Chandra X-ray Observatory and powerful radio telescopes have likely solved a cosmic mystery—what ...

Scientists found a fast-scattering star cluster called Ophion. Unlike usual clusters, it shows chaotic motion and breaks ...

New simulation of magnetic turbulence helps scientists study star formation, space weather, and the forces shaping our galaxy ...

A thin shell of air wraps around Earth, stretching about 20 miles above the surface. This invisible veil is packed with tiny ...

dividing the stars roughly in half. Grauer was convinced that this line was meant to represent the Great Rift—a visible band of dust and gas that appears to bisect the Milky Way’s vast expanse ...

Explore the wonders of the Northern Hemisphere's night sky with our guide to the best celestial sights you can observe with ...

There's a big diamond in the sky made by connecting the stars Arcturus, Spica, Denebola and Cor Caroli. Once found, you can ...