Astronomers detect Earth-like planet orbiting around star system closest to our solar system, though some cautious about evidence ...

Space Astronomy Planets Exoplanets Surprise discovery in alien planet's atmosphere could upend decades of planet formation theory News By Sharmila Kuthunur published December 18, 2024 ...

The odd atmosphere of a fledgling exoplanet is causing astronomers to question leading theories of how planets form.

The planet, named WASP-121b, has been dubbed an "ultra-hot Jupiter" that orbits so close to its star that each year lasts only 30 of our hours on Earth. This creates extreme weather conditions ...

NEW YORK — Despite the doubts raised over the existence of the potentially habitable alien world Gliese 581g, the planet’s co-discoverer is standing behind his find.

Discovery Channel Looks for Proof of Alien ‘Contact’ on Earth in New Series (Exclusive) Discovery Channel has greenlighted a series that investigates whether aliens have made contact on Earth.

On Thursday (April 17), NASA announced the historic discovery of Kepler-186f, an Earth-size alien planet in the habitable zone of its star. See our complete coverage of the major Earth cousin find.