Astronomers have discovered a mysterious icy object, 2002 XV93, located far beyond Neptune, which appears to possess a thin ...

Astronomers have detected a thin atmosphere around a tiny celestial body in the outer solar system for the first time — an object previously thought to be too small to support the presence of an ...

A thick atmosphere has been detected around a planet that’s twice as big as Earth in a nearby solar system, researchers reported Wednesday. The so-called super Earth — known as 55 Cancri e — is among ...

Researchers have developed the Smaller Than Earth Habitability Model (STEHM) to assess which planets can maintain ...

This groundbreaking finding, derived from observations of wind patterns on seven large, hot gas exoplanets, significantly deepens our understanding of these distant worlds ...

Venus takes about 243 Earth days to complete a single rotation, and it does so in the opposite direction from nearly every ...

Astronomers have detected a thin yet rare atmosphere for the very first time beyond Pluto around a small celestial body in the outer solar system. The existence of an atmosphere surrounding the tiny ...

Artist’s conception of this research showing an imagined time sequence as a star passes behind a TNO with an atmosphere. A team of professional and amateur Japanese astronomers found evidence for a ...