The orbits of a seven-planet system discovered in Kepler Space Telescope data has been sonified. Credit: Bishop’s University / Jason Rowe / NASA Ames Research Center ...

Far beyond Neptune, scientists suspect there may be an undiscovered planet influencing the orbits of distant objects. Often referred to as Planet X, this hypothetical world remains one of the biggest ...

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond ...

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

The planet, named L 98-59 d, is covered with magma and ​enveloped by a noxious and fiercely hot, sulfur-rich atmosphere.

There is a category of planet that belongs to no star. It was thrown clear of its solar system early in the chaos of ...

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 ...

Life on Earth is a precious thing, especially given what astronomers know about the visible universe. Although researchers have so far identified over 6,000 exoplanets beyond our solar system, only a ...

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

Earth' exoplanet TOI-1080 b, 83 light-years away, using NASA's TESS. This rocky planet orbits its star in under four days.