How big is the universe? In this video, we embark on a journey from our solar system to the edge of the observable cosmos.

A new research has revealed there could be at least 100 other galaxies surrounding the Milky Way though they are invisible.

Every year, thousands of people visit Summit County to experience all the beauty that the Colorado Rocky Mountains have to ...

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.

Recent studies indicate that there could be as many as 100 galaxies, too dim to be seen with current technological ...

“We were looking to answer, ‘How do dark matter and dark energy shape the universe we live in?’” said David Silva, UTSA ...

"One day soon we may be able to see these 'missing' galaxies, which would be hugely exciting and could tell us more about how ...

They often twirl around heavier ones, like our Milky Way, as satellite dancers. The dark matter distribution of a Milky Way ...

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 ...

Scientists predict up to 100 invisible galaxies may orbit the Milky Way, hiding just beyond our current detection limits.

Astronomers believe there may be a significantly greater number of satellite galaxies orbiting the Milky Way than previously ...