Astronomers have discovered an exoplanet about half the size of Venus orbiting Barnard’s star, the closest single star to our ...

Our planet's habitable conditions are in large part due to the type of star the sun is and its relative age. There are, of course, a number of stars in the cosmos, each with different characteristics ...

But that doesn't necessarily mean planets are perfect spheres. "We call them round, but they're not really perfectly round, ...

Telescope observations show that frequent radiation from the exoplanet's star, a 7 billion-year-old red dwarf about the size ...

These extremely low density cotton candy exoplanets—known as super-puffs —are a big puzzle for astronomers trying to figure ...

In recent years, the number of known extrasolar planets (aka. exoplanets) has grown exponentially. To date, 5,799 exoplanets ...

Despite its ample size, nothing is "super" about the living conditions ... because it seems far too large for its tiny star.

The world—which orbits Barnard's Star, just six light-years from us—has a year that lasts barely three Earth days.

Located around 100 light-years away from Earth, the exoplanet is shrouded in a thick envelope of steam. This world, designated GJ 9827 d, is around twice the size of Earth, three times more massive ...

The existence of a moon located outside our solar system has never been confirmed but a new NASA-led study may provide ...

Scientists discovered that Barnard’s Star wobbles a full 20 inches (50 cm) per second — five times Earth’s effect on the Sun ...

A sodium cloud detected in the vicinity of an exoplanet named WASP-49 b hints at the presence of a natural satellite, also ...