Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

It's the so-called "Milky Way season" in the Northern Hemisphere. Here's everything you need to know about viewing the galaxy ...

The most detailed infrared map of the Milky Way contains incredible images of over 1.5 billion objects within our galaxy.

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

The Milky Way is estimated to have anywhere from 100 billion to 400 billion stars and likely as many planets. At 1.5 billion objects, the map represents only a small slice of the galaxy.

Arizona is an ideal spot to see the Milky Way thanks to its numerous dark-sky places. Here's the best time to see - and ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen - possibly predating our solar ...

Building a hydrogen map for the Milky Way has long been crucial to understanding the galaxy's structure, dynamics, star formation and evolution, as well as refining the observations of distant ...

A groundbreaking new survey from China’s LHAASO observatory has unveiled powerful ultrahigh-energy gamma-ray emissions across ...