A surprisingly well-formed spiral galaxy has been spotted just a billion years after the Big Bang, challenging long-held ...

Astronomers have confirmed a wandering black hole, about seven times the mass of the Sun, 5,000 light-years from Earth.

"Thanks to the high resolution of our new images, we detected a faint structure on the northeast side of this supernova ...

In a new study, scientists discover that white dwarf stars have greater potential to host habitable planets than previously ...

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what scientists think ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into ...

Image credits: X/@Hispaniceng Astronomers have discovered an immensely powerful "zombie star" speeding through the Milky Way galaxy at an alarming speed of 110,000 mph. While asteroids ...

A Milky Way Twin in the Early Universe Among these new findings is Zhúlóng, the most distant spiral galaxy candidate ...