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

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

The rotating disk galaxy, mostly made up of dark matter, was discovered within a larger cloud of fast-moving hydrogen gas.

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

In anticipation of the upcoming 35th anniversary of the NASA/ESA Hubble Space Telescope, ESA/Hubble is continuing the celebrations with a new view of the Eagle Nebula. This vast stellar nursery ...

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

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