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

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

Highly magnetic neutron star is wandering our Milky Way galaxy. Astronomers using NASA’s Hubble Space Telescope have tracked ...

Researchers link two ancient mass extinctions to nearby supernova explosions, which may have damaged Earth's atmosphere and ...

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

A team of astronomers has detected what they call the most promising signs to date of a possible biosignature, or signs of ...

As part of ESA/Hubble's 35th anniversary celebrations, the European Space Agency (ESA) is sharing a new image series ...

"No existing galaxy formation model within our standard cosmological paradigm can currently explain how this galaxy came to ...

A galaxy from the early cosmos appears to mirror our Milky Way in shape, size ... Its light has travelled 12.8 billion years to reach Earth. That means we are seeing the galaxy as it was only ...

Researchers using NASA's Hubble Space Telescope have discovered the magnetar called SGR 0501+4516 is traversing our galaxy ...

While the discovery made by JWST is undeniably a “revolutionary moment” for us, it is not an Archimedes-type “eureka” moment.

One of the most spectacular galaxies in Earth's sky is the subject of a new image release to help celebrate 35 years of ...