A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

A major recent development has painted a clearer picture of the universe as NASA has began checking Hubble's images after ...

The universe is overrun with dark matter, outweighing the ordinary stuff that stars and planets are made of five-to-one. But ...

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

Astronomers continue to uncover galaxies that challenge traditional classifications. A recent study by Hubble Space Telescope observers, highlighted by NASA, showcases NGC 2775, a galaxy whose ...

Astronomers have detected a ghostly galaxy that is almost completely made of dark matter. The faint object was revealed by just four globular star clusters hiding in the Perseus cluster.

The Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors—a small, gas-rich galaxy visible to the ...

The Triangulum Galaxy, the third-largest member of the Local Group of galaxies, is shining with star formation in a new image from the Hubble Space Telescope. When you purchase through links on our ...

Two new studies have measured the expansion of the universe in our immediate cosmic neighborhood using a novel method that ...

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

Astronomers using the Hubble Space Telescope announced Wednesday that they had peered through time to photograph seven galaxies that formed early in the evolution of the universe and could help ...