A strange energy source at the center of the Milky Way may be a new type of dark matter. Scientists found that hydrogen gas ...

Astronomers have uncovered a spiral galaxy nearly a billion light-years away that hosts a supermassive black hole launching ...

Dark matter could be an entire dark sector of the universe, with its own particles and forces H ave you ever stood by the sea ...

Astrophysicists have teased a hellish potential future in which life on Earth is extinguished by deadly radiation from the ...

Scientists suspect lightweight dark matter might ionize hydrogen in the Milky Way’s core. This could also explain the 511-keV ...

Aterrifying glimpse of a possible fate for our galaxy, the Milky Way, has come to light thanks to the discovery of a cosmic ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

The galaxy in question also possesses vastly more dark matter than the Milky Way, hinting at a connection between active black holes and the abundance of the universe's most mysterious "stuff." ...

A massive spiral galaxy with a giant black hole is shooting huge energy jets, something scientists thought only elliptical ...

The spiral galaxy 2MASX J23453268−0449256 is located nearly 1 billion light-years away from Earth, and measures about three ...

According to the new DESI numbers, dark energy may be changing over time—either causing the universe’s expansion to ...