Many protoplanetary disks in which new planets are formed are much smaller than thought. Using the Atacama Large ...

For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

ESA’s Euclid mission mapped 26 million galaxies, revealing galaxy shapes, cosmic structures, and gravitational lenses ...

Astronomers have captured direct images of exoplanets in a star system 130 light years away, providing clues on gas giant ...

The substance can contain up to 1.5 percent water, and if the ringwoodite under the surface has just one percent water in its ...

Theia and Earth did not combine to form Moon, a new study suggests. The Moon might be a part of only Earth, a sibling 384,400 ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to ...

NASA's James Webb Space Telescope has detected 55 Cancri e, a super-Earth located 41 light-years away. The planet is five ...

Astronomers discover a super-Earth and a sub-Neptune 250 light years away from our solar system. These planets offer a ...

These rather small planets are a stone's throw from Earth in galactic terms, but were too small for previous instruments to ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...