Located approximately 27,000 light-years (one light year equals approximately nine trillion kilometres) from Earth — relatively close when it comes to galactic black holes — Sag A* has an estimated ...

NASA has captured six stunning and rare images of galaxies, showcasing their unique shapes and formations. Among them are ...

Astronomers trace the striking pattern to an encounter between a big galaxy and a much smaller one some 50 million years ago.

This clear image of Messier 82 (M82) shows its glowing clouds and gas plumes. Stars in this galaxy form ten times faster than in the Milky Way. This NASA/ESA Hubble image shows the edge-on disk galaxy ...

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from the new galaxy.

The discovery was made by Imad Pasha, a doctoral student at Yale University, who stumbled upon the unique galaxy while examining a ground-based imaging survey. "This ...

A small blue dwarf galaxy passed through the massive Bullseye galaxy. This impact created nine rings of new stars.

Scientists using the Hubble Space Telescope have spotted a record-smashing galaxy wrapped in 9 rings of stars — along with ...

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

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 ...

So-called ring galaxies are extremely rare in the Universe, and they are thought to be the result of a very specific set of circumstances. Although space is mostly empty, galaxies are drawn together ...

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