Astronomers have discovered a strange new object in our Milky Way galaxy. The celestial object is emitting X-rays around the ...

There's no shortage of round celestial objects in our universe. Planets, moons and stars all exhibit lovely spherical shapes.

As it orbits the sun once every 25,000 years, the celestial body 2017 OF201 travels beyond the Kuiper Belt into a region ...

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.

By combining observations from NASA’s powerful Chandra X-ray Observatory and Australia’s ASKAP radio telescope on Wajarri Country, astronomers zeroed in on an object named ASKAP J1832−0911 (or simply ...