Using the James Webb Space Telescope, astronomers have discovered an example of a new class of exoplanet, and it smells like ...

The planet's environment would make it unlikely to sustain life.

Scientists have identified a potential new type of planet that has a sulphurous atmosphere and magma oceans evocative of ...

This world is part of a planetary system with four other planets, including a super-Venus and a possibly habitable ...

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

A study led by the University of Oxford has identified a new type of planet beyond our solar system—one that stores large amounts of sulfur deep within a permanent ocean of magma. The findings have ...

Astronomers have detected an Earth-size planet candidate orbiting a nearby star once a year, making it a promising target for ...

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

The new study described this "almost unprecedented rate of increase" in the length of an average day as a quantifiable ...

A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's ...

Earth-size planet (HD 137010 b) found orbiting a nearby star once a year, making it a promising target for finding life.

Astronomers have discovered a strange new world just 35 light-years from Earth – one permanently covered in a vast ocean of molten rock. The exoplanet, known as L 98-59 d, defies existing models of ...