A team of astronomers at the Space Telescope Science Institute, working with one colleague from the University of St Andrews' ...

A new discovery has surfaced, wherein the first-ever solitary black hole has been revealed in the Sagittarius constellation.

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

Today's rather aquatic-themed NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the ...

Russia launched a devastating missile strike on the northeastern Ukrainian city of Kharkiv, killing one and injuring at least ...