Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

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

Take a journey through the Milky Way galaxy, exploring the wonders of our solar system and the distant stars that illuminate the night sky. The Milky Way is home to over 100 billion stars, each with ...

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

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...

A mysterious object, first observed hurtling across the solar system on July 1, has now been identified as "very likely to be ...

The third object known to have entered the Solar System from interstellar space has an origin unlike either of its ...

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 ...

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

NASA released images of star clusters NGC 460 and NGC 456 in the Small Magellanic Cloud. Hubble shows visible light, while ...

The constellation Lyra is faint, but it contains Vega, one of the brightest stars in our Butler night sky. As soon as it gets ...