Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 ...

Sci-fi movies and TV shows love to place a planet inside a binary system. In reality, a planet shouldn’t be able go around ...

Our solar system and galaxy were the first objects of study for what was going on in the universe. Among the various ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

Diamond rain falls on ice giants Uranus and Neptune, where intense pressure and heat transform methane into crystallizing ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...