There's no denying that something massive lurks at the heart of the Milky Way galaxy, but a new study asks whether a ...

The Orion constellation is home to some of the most luminous stars in our Milky Way galaxy.

New research suggests that the heart of the Milky Way may be dominated by a dense clump of dark matter rather than the ...

Previous observations of stars whipping around an unseen mass—especially a bright star called S2—have pointed to an object ...

A shimmering blue dwarf galaxy called Markarian 178 glows just 13 million light-years away, packed with hot young stars and rare stellar heavyweights. Credit: ESA/Hubble & NASA, F. Annibali, S. Hong A ...

The second reason is simple: location, location, location! The millisecond pulsar appears to be near Sagittarius A*, the ...

Sagittarius A* may be a dense dark matter core instead of a black hole, offering a new explanation for the Milky Way’s central gravity.

Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our galaxy's "black hole heart." Credit: ESO ...

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...

What if the Milky Way’s central “black hole” isn’t a black hole at all? A new model proposes that an ultra-dense dark matter core could mimic its gravitational pull.

Astronomers have discovered a previously unknown structure associated with a satellite galaxy of the Milky Way using the ...