Astronomers have discovered a brand new type of planet outside our solar system that, even in its infancy, is already bigger ...

Called 3I/ATLAS, the comet is only the third of its kind known to astronomers, and it’s likely been heading our way for billions of years, carrying pristine material from another star system ...

A Jupiter-like planet has been found orbiting a young sun-like star in a solar system far away in what is a potentially groundbreaking discovery. The planet, named WISPIT 2b, is believed to be a 5 ...

Earth is so far the only known planet on which life exists—with liquid water and a stable atmosphere. However, the conditions were not conducive to life when it formed. The gas-dust cloud from which ...

Smithsonian researchers analyzed fragments of the near-Earth asteroid and discovered water-rich clays that hint at a distant ...

In our own solar system, Mercury, Venus and Earth will be destroyed when the Sun eventually becomes a red giant before transitioning into a white dwarf. For a planet to survive this process, it would ...

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

The exoplanet is the first confirmed detection of a planet in a multi-ringed protoplanetary disk, a disk that contains ...

"Our approach gives astronomers an idea of how many spots a star might have, where they are located, and how bright or dark ...

WISPIT 2b, a gas giant forming around a young Sun-like star, has been directly imaged for the first time inside a spectacular ...

A team led by University of Arizona astronomer Laird Close has discovered a growing planet outside our solar system, marking ...