A group of international astronomers have discovered three mysterious, ultra-massive galaxies in the early universe. The ...

A story of survival is unfolding at the outer reaches of our galaxy, and NASA's Hubble Space Telescope is witnessing the saga ...

Video from NASA shows two galaxies, about 80 million light-years away from Earth, forming the shape of "blood-soaked eyes." ...

The galaxies, each as vast as the Milky Way, are baffling because most scientific models for galaxy evolution suggest ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

The Hubble Space Telescope has captured two tangled galaxies, whose interactions have caused knots to form in the ...

The JWST’s FRESCO program, developed by the team, systematically analyzed emission-line galaxies from the dawn of the ...

For the first time, NASA’s Swift Observatory has observed twin black holes disrupting a gas cloud in a galaxy’s center, ...

This NASA/ESA Hubble Space Telescope image features NGC 1672, a barred spiral galaxy located 49 million light-years from ...

Scientists using observations from NASA’s Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

Travel 500 million light-years into the James Webb Space Telescope's amazing view of the Cartwheel Galaxy. Credit: ESA/Webb, ...