A Swarm of Dwarf Galaxies Buzz Around Our Milky Way's Twin Imagine the Milky Way and Andromeda as two massive aircraft ...

This is a wide-angle view ... The nearest galaxy of comparable mass to the Milky Way beyond Andromeda is M81, at nearly 12 million light-years. This bird's-eye view of Andromeda's satellite ...

What they found revealed a population of dwarf galaxies that are quite unlike the ones circling the Milky Way ... bird's eye view of the known dwarf galaxies orbiting the large Andromeda galaxy.

A supercluster is usually composed of hundreds or even thousands of clusters of galaxies, and these clusters are ...

"To photograph New Glenn, I set up three cameras with wide angle lens in the Cupola ... a satellite galaxy of the Milky Way, set against the backdrop of Earth's red-orange f-region — the ...

Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

This encounter, and the fact that Andromeda is as much as twice as massive as our Milky Way, could explain its plentiful and diverse dwarf galaxy population. This animation begins with a view of ...

One of the great places to look for dwarf galaxies is the halo of the Andromeda galaxy (also known as Messier 31, or M31 for short), due to its relative proximity. UNIONS is so far the deepest ...