The strange behavior of hypervelocity stars suggests a nearby dwarf galaxy must contain a supermassive black hole. If so, a ...

Around 50 million years ago, a blue dwarf galaxy shot through the center of an enormous galaxy more than twice the size of ...

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan ...

The eight ripples seen by the Hubble Space Telescope in this cosmic scene marks the most ever seen in any galaxy, and data ...

G alaxy LEDA 1313424 is a beauty. It is 2.5 times the size of the Milky Way and has something no other galaxy has: A series ...

In a study published today by The Astrophysical Journal Letters, a research team led by Yale University’s Imad Pasha ...

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

The research team said these rings likely formed when a smaller galaxy shot through the heart of the Bullseye galaxy roughly ...

Astronomers have discovered a unique collisional ring galaxy, nicknamed the "Bullseye," that features nine rings, the most ...

Imad Pasha, the lead researcher and a doctoral student at Yale University called it a "serendipitous discovery" because it ...