Another interesting consequence of relativity is that as time stretches out at high speeds, distances diminish. It’s hard to ...

Hubble’s updated view of NGC 3370, richer in light and detail than ever before, deepens our understanding of both the galaxy and the cosmos itself. This new Hubble Picture of the Week highlights a ...

Astronomers have unveiled the largest-ever galaxy cluster catalog, a monumental achievement that could unlock new insights ...

They're important to scientists because they're the chemical precursors to the molecules that build life, such as amino acids ...

The expansiveness of the universe could make interstellar communication difficult, even for the most advanced civilizations.

For the first time, astronomers have detected intense, fast-changing radio signals from a tidal disruption event, dubbed ...

(CNN) — Researchers have discovered a distant disc galaxy that has surprisingly similar characteristics to our own Milky Way, and it could change our understanding of how galaxies form. The galaxy, ...

NASA’s discovery of potential evidence of ancient life on Mars means “our galaxy could be teeming with life,” says a ...

Two hungry young galaxies that collided 11 billion years ago are rapidly forming a massive galaxy about 10 times the size of the Milky Way, according to UC Irvine-led research conducted on the W. M.

Pococo has rolled over its Black Friday star projector deal into Cyber Monday to equal its best-ever price. We expect the price to return to $99 tomorrow. When you purchase through links on our site, ...

The graceful movements of dancers across the stage to a variety of melodies tell stories of looking skyward. “Cosmos: A ...

Editor's note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. (CNN) — Researchers have discovered a ...