Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

Mar. 17, 2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Webb Telescope Captures Its ...

First planet of its kind with ‘gargantuan’ comet-like tail discovered - Planet’s ‘tail’ is millions of miles long, ...

If you thought planets only circled stars in neat, flat disks, think again. Scientists have uncovered compelling evidence for ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system? You'd think the closer you are to the sun, the hotter they must be. Now that's ...

MIT astronomers estimate a planet 140 light-years from Earth may disintegrate fully within the next 1 to 2 million years.

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

An Earth-like exoplanet orbits its star in the so-called ... just six light-years from the solar system, Barnard’s Star is now confirmed to host four planets about 20-30% of the mass of Earth ...

WASHINGTON (Reuters) -Astronomers have spotted a small rocky planet that orbits perilously close to its host star ...