The Andromeda Galaxy, our Milky Way’s colossal neighbor, lies 2.5 million light-years away yet shines visibly in dark skies.

The solar system's journey through the galaxy is more complex than most imagine. While we often picture planets orbiting the ...

The JWST discovers the Zhúlóng spiral galaxy, as massive as the Milky Way, formed only a billion years after the Big Bang.

Astronomers using the Green Bank Telescope in West Virginia have spotted massive clouds of cold hydrogen gas hiding within the Fermi bubbles.

The only place that's likely to happen is at the very center of our galaxy. And, for a while, there was an excess of ...

Earth's famous Hubble Telescope has just revealed the first images of a mysterious interstellar object racing through our ...

The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks ...

Both teams releasing papers detected the object independently, using different sets of data. Both teams found the same ...

It's possible — the phenomenon is most visible from the northern hemisphere, according to the American Meteor Society. Its ...

One of the three main surveys that will be run by the Nancy Grace Roman space telescope will likely catch 100,000 cosmic ...

Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid ...

While astronomers expect many supernova remnants remain to be discovered, the fact that Teleios was spotted at all “is pure luck,” Filipović says. Had it been located closer to the galactic plane, ...