Jupiter has had its length and breadth measured again, and it turns out the giant planet is skinnier and shorter than ...

A planet that may exist, and may be habitable or may be frozen, has been discovered on an Earth-like orbit around a star 146 ...

A newly identified Earth-sized exoplanet with a year-long orbit may lie near its star’s habitable zone, but extreme cold could limit its chances of hosting liquid water.

Far beyond Neptune lies a vast and unsettling frontier filled with dwarf planets, ancient ice worlds, collapsing atmospheres, ...

Pluto, once considered the ninth planet, was reclassified as a dwarf planet in 2006 because it shares its orbital path with other objects. Despite its demotion, this distant world continues to ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. Earth-like ...

Universe Today reports on new results from a large survey of nearby K-type stars, also known as orange dwarfs. The study focuses on how long-lived, stable stars shape the environments of planets that ...

Carnegie's Luke Bouma presented exciting new research at the American Astronomical Society meeting revealing how large clumps of cool plasma that are trapped in an M dwarf star's magnetosphere can be ...