Fresh results from near-infrared instruments foretell a bright future for finding life elsewhere in the Milky Way ...

Dark matter is one of the biggest puzzles in science. Although it makes up about 85 percent of all matter in the universe, it ...

The life cycles of stars are fascinating, and sometimes the line between stars and planets isn’t as clear as it […] ...

The universe is full of wonders, but some worlds are downright deadly. From searing heat to violent storms, these planets make Earth look like a paradise. Many of them challenge everything we know ...

The immensity of space makes it impossible for humans to discover every hiding place the universe holds. Its infinitude makes ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...

"This black hole could then grow and consume the entire planet, turning it into a black hole with the same mass as the ...

Astronomers at UC Santa Cruz have developed a new model to better understand “steam worlds,” or water-rich sub-Neptunes—some ...

We currently know of more than 5,800 planets beyond the solar system, but we've only found the tiniest fraction of the exoplanets that astronomers think lie elsewhere in the universe.

But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

Diamond planets may have held the first life in the universe, researchers have revealed. They believe the first habitable worlds may have been very different to our own.

A new study suggests that there are around 700 quintillion planets in the universe, but only one like Earth. It’s a revelation that’s both beautiful and terrifying at the same time. Astrophysicist ...