In an observational study published in The Astrophysical Journal Letters, researchers looked at what might be causing these ...

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

Once the two galaxies are merged, the supermassive hole in the Large Magellanic Cloud – if black hole there is – will make ...

New research from the SAGA Survey, comparing the Milky Way with 101 similar galaxies, unveils how our galaxy differs ...

Astronomers predict that our home galaxy and the nearest major galaxy ... life about 2.8 billion years before the first Milky Way/Andromeda close encounter. However, if this were not true, and ...

As more data piled up, 19th century astronomers ... galaxies were all moving away from the Milky Way. Hubble’s results suggested the farther away a galaxy was, the faster it was moving away ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...

Astronomers have found a massive radio jet, stretching across at least 200,000 light-years in the distant universe. The ...

This image of the Andromeda Galaxy, captured by the Herschel Space Observatory, reveals a detailed view of cool lanes of star formation.

The Milky Way can be seen as something of a bully, having devoured many smaller galaxies to achieve its vast mass, and ...