Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

The Andromeda Galaxy, our closest galactic neighbor, just 2.5 million light-years away, has long captivated astronomers with its spiral beauty and immense star system, home to nearly a trillion stars.

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...

Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

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

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

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

"The best time to see the Milky Way in (Massachusetts) is from March to September," according to the Capture the Atlas ...