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 ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious.

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

Scientists have detected what they say is the “strongest evidence yet” for the existence of extraterrestrial life, found on a ...

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 ...

And these observations are giving us hints about what's going on? A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday.Related video ...

Once the quirky underdog of our solar system, Pluto held planetary ... argue that Pluto should be considered a planet based on geological activity rather than orbital mechanics.