Super-Earths can exist in wider orbits around their parent stars than was previously believed, suggesting these Earth-like ...

Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

Astronomers have discovered the weirdest planetary system ever seen, consisting of a planet rolling around rare binary ...

Experts spotted a new, young planet with a strange behavior orbiting a dwarf star. It is 10 times bigger than the Earth and ...

NASA's Lucy spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

Most meteorites are small — pebble-sized or smaller — chunks of rocky material that, in most cases, get buried in the soil or ...

Astronomers have long predicted that two orbiting white dwarfs are the cause of most type 1a supernova explosions. While the pair are in close orbit, the heavier of the two theoretically accumulates ...

The ice-giant planet Uranus, which travels around the sun tipped on its side ... which can serve as a proxy for studying exoplanets of similar size and composition. When Voyager 2 flew past ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...