Astronomers have peered back in time to find what looks like a population of "hidden" galaxies that could hold the key to unlocking some of the universe's secrets. If their existence is confirmed it ...

Up until recently, astronomy was reliant entirely on electromagnetic waves. While that changed with the confirmation of ...

Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe just two billion years after the big bang ...

"A supercomputer simulation shows many galaxies merging over time. The parts of galaxies we can see are glowing stars forming from gas in their central parts. Visualizations like these inform ...

A line of glowing lights streaking silently across the night sky left many residents across the Southeast pausing in awe — and confusion.

"SPT2349-56 is a system so extraordinary that we may have caught one of the most massive clusters under formation at a very ...

When I was a kid, I was fascinated by the Powers of 10 video, which came out in the 1970s. Perhaps you remember it, with the ...

Even if no life is found on other planets, smart survey design and careful statistics can still reveal how rare, or common, ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.

In a study published in The Astrophysics Journal, a Michigan State University researcher used the NASA Chandra X-Ray ...

If it exploded today, this future supernova might be close enough to us to pose a threat, but the Sun will have burned out before it happens.

Euclid is on a quest to unravel one of the universe’s greatest mysteries: why it's expanding faster and faster. With help ...