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

Once mistaken for a fuzzy star cluster, the stunning Squid Galaxy—formally known as Messier 77—has transformed in the eyes of ...

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

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 ...

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

Using data from the James Webb Space Telescope (JWST), an international team led by the University of Geneva (UNIGE) has ...

A team of astronomers and astrophysicists at the Chinese Academy of Science's National Astronomical Observatories has found ...

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

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...

Stranded astronauts and celebrity space tourism have piqued interest in space — and a photography exhibition in the museum is ...

Prior to the current finding, all black holes that scientists have ever identified have been spotted with a companion star.