Both the Milky Way and the Andromeda galaxies (M31) are part of what's known as the Local Group (LG), which also hosts other ...

The team found only a 2 percent probability that the galaxies will collide in the next five billion years. In slightly over half of the simulated scenarios, Andromeda and the Milky Way experience at ...

Astronomers have found a new way of accurately mapping the outer gas disk of the Milky Way using the positions of young stars ...

"As it stands, proclamations of the impending demise of our Galaxy seem greatly exaggerated." That's the conclusion scientists have reached after revisiting the possibility of what we thought was a ...

MORE: Exoplanet discovered in 2020 has the coldest temperatures ever measured, scientists say. The researchers used a ...

The odds of a galactic collision in our distant future are much lower than we thought, according to new simulations.

In orbit around the Milky Way are a number of dwarf galaxies, including the Small and Large Magellanic Clouds and the Triangulum galaxy (M33) ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912. But new ...

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...