Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

If you look up on a clear night from a darksky location, you might see the Milky Way as a faint band of thousands of stars.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

That's the Andromeda galaxy, our closest galactic neighbor, and in 4 billion years, it will collide with the Milky Way, throwing our solar system away from our own galactic core and reshaping the ...

At just over 20,000 mph, experts say they're the fastest of their kind on any known planet. Find out more here.

Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of them with planets of their own. The Milky Way got its name from the ...

However, it is now considered a dwarf planet instead. The universe has billions of galaxies, and our solar system is in the Milky Way Galaxy. The Milky Way contains at least 100 billion other ...

Where is our solar system in the vast assemblage of celestial objects in this island Universe we call the Milky Way? To answer that question, we can begin with the beautiful configuration of stars we ...

According to astronomy, when you wish upon a star you’re a million years too late. The star is dead, just like your dreams. When you wish upon a star, Jiminy Cricket told us, your dreams come true.

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...