The international CTAO LST Collaboration has released remarkable findings from observations of GRB 221009A—the brightest ...

Everything you need to know about the Perseids meteor shower in 2025, from when it's taking place to how to watch it.

In a cosmic first, scientists watched planet-forming materials begin to solidify around a newborn star, offering a peek into ...

Purgathofer-Weinberger 1, a faint planetary nebula about 1,300 light-years away, is the second-largest planetary nebula in ...

The new OM System OM-3 is a digital update of a film SLR of the same name from 1983, incorporating technology recently found ...

Comet 3I/ATLAS is the third confirmed interstellar visitor to our solar system. But with the Rubin Observatory now scanning ...

The Perseids, considered by astronomers to be the best meteor shower of the year, are about to begin. The meteor shower occurs annually from about July 17 to Aug. 23, typically peaking in mid-August, ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the long-running Hubble tension. Galaxy counts reveal a sparsely populated ...

across a large area of sky. The stunning pink and blue clouds in this image are the Lagoon (lower left) and Trifid (upper right) nebulae. The word nebula comes from the Latin for cloud, and these ...

Rubin Observatory has released its first full-resolution imageIt was captured using an ultra-powerful 3,200-megapixel digital cameraThe telescope will scan the sky for dark matter, asteroids, and ...

In its debut, the telescope turned its eye toward two familiar showstoppers in deep space: the Trifid and Lagoon nebulas in ...

The Vera C. Rubin Observatory is poised to discover billions of new astronomical objects, revolutionizing understanding of ...