The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

Andy Weir discusses his science-fueled novel “Project Hail Mary,” which has been adapted into a film that opens in theaters ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...

The traditional Habitable Zone (sometimes called the Goldilocks zone) is kind of like a campfire. If you sit too close, you ...

A newly discovered planet orbiting the nearby star GJ 887 is being hailed as one of the most promising candidates in the search for extraterrestrial life. This super-Earth, with a mass over six times ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

By snatching chloroplasts from algae, animals called sacoglossans produce their own energy through photosynthesis ...

Recent reports highlight a possible meteor landing near Cleveland with sights and sounds witnessed miles away. In another cosmic discovery, astronomers find a fiery planet with a magma ocean and a ...

Seven years ago, Andy Weir was busy writing Project Hail Mary, his sci-fi epic about a school teacher, Dr Ryland Grace, who wakes up on a spacecraft and gradually remembers he’s there to save ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...