ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

The Andromeda galaxy is our closest galactic neighbour, barring dwarf galaxies that are gravitationally bound to the Milky ...

to finding evidence for an ongoing collision with the Sagittarius dwarf galaxy today, Gaia is rewriting the Milky Way's history and making predictions about its future. In the process of scanning ...

Leo P, a small galaxy and a distant ... all isolated from the Milky Way -- and they all show a similar pattern," McQuinn said. Observations of the dwarf galaxies within the Local Group, however ...

But only one galaxy stands out as the most important nearby stellar island to our Milky Way—the magnificent ... "This was probably due to a collision with another galaxy in the neighborhood." ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

The total mass of these five dwarf galaxies appears to be around 60.2 billion solar masses (one solar mass being equivalent to the mass of the sun). For comparison, our galaxy, the Milky Way ...

NGC 300 is a small galaxy in a relatively isolated region of the universe. About 6 million light-years from Earth, it is one of the Milky Way's closer ... including other dwarf galaxies, because ...

Dwarf galaxies ... befall the Milky Way and Andromeda. In September 2024, the James Webb Space Telescope captured this collision in progress between an elliptical galaxy and a special type of ...

This image from NASA’s James Webb Space Telescope shows a portion of the Leo P dwarf galaxy ... Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers ...