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 ...

Every planet in our solar system is essentially round. But out in the universe, are there any planets that aren't spherical? Technically, planets are round, by definition; they need to have enough ...

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

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

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.

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

Scientists’ model indicates that dark matter inside gas giants could collapse into black holes detectable by observation.

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

This planet only exists in a parallel universe that appeared for an episode on an episode of Star Trek: The Animated Series and it's one of the strangest along with being the most dangerous. Its ...

The planet becomes tidally locked to its host star, with the same side of the planet facing the star at all times. On top of that, WASP-103 b is orbiting its star extremely quickly, leading to a ...