Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

Perched high in Chile's Andes, the Vera C. Rubin Observatory sees a breathtaking view of the Milky Way's southern arc.

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now ...

Several celestial objects have been spotted over the years and deemed a "quasi-moon" by astronomers, including asteroid 2025 ...

A mysterious interstellar object has recently captured the attention of astronomers worldwide. This enigmatic visitor, ...

This image provided by NASA shows X-rays from NASA’s Chandra X-ray Observatory (represented in blue) that have been combined with infrared data from NASA’s retired Spitzer Space Telescope (cyan, light ...

The Universe holds many mysteries, and among the most intriguing is dark matter, an invisible component that is thought to ...

Speculations about an alleged Planetary Defence Initiative stemmed from the International Asteroid Warning Network Campaign ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered a strange new object in our Milky Way galaxy. An international team reported Wednesday that this celestial object — perhaps a star, pair of ...

Comet C/2025 A6, known as Comet Lemmon, made its closest approach to Earth, on Tuesday, Oct. 21 for a once in a lifetime ...

CAPE CANAVERAL, Fla. — Astronomers have discovered a strange new object in our Milky Way galaxy. An international team reported Wednesday that this celestial object — perhaps a star, pair of stars or ...