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

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

A major discovery on the outskirts of Andromeda is shaking up our understanding of galactic evolution. Astronomers have found the dimmest and smallest satellite galaxy yet—Andromeda XXXV—forcing them ...

"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting ...

The Andromeda galaxy, our cosmic neighbor, is far more turbulent than previously thought. A new survey by the Hubble Space ...

Andromeda XXXV, the smallest and faintest galaxy ever observed. Located three million light-years away, this miniature galaxy ...

A discovery made by a team led by researchers at the University of Michigan tugs at the seams of some key cosmic lessons we ...

This offers forensic clues as to how our Milky Way galaxy and Andromeda have evolved differently over billions of years. Our Milky Way has been relatively placid. But it looks like Andromeda has ...

This task is somewhat less challenging around the closest major galaxy to the Milky Way, Andromeda. Other dwarf galaxies have been spotted around Andromeda before, but these have been large and ...

The Andromeda Galaxy, the nearest major galaxy to the Milky Way, has something lurking around its outskirts, something that should not exist at all. Astronomers have discovered a satellite galaxy ...