Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...

Space has a way of making scientists throw out their textbooks. Just when astronomers think they understand how the universe ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite galaxies—up to 100 more than we currently know. These elusive "orphan" galaxies have ...

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

"It's possible we will see the new data and confirm one theory over the other — or maybe we'll find nothing, in which case it ...

Scientists have built detailed Milky Way simulations under strange new physical laws to probe dark matter, revealing how different versions of the universe might behave and helping us get closer to ...

Have you ever wondered how astronomers manage to map out the Milky Way when it's so incredibly vast? One of the most powerful tools is something called 21 cm radiation. Hydrogen, the most abundant ...

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...