A rocky exoplanet 48 light-years from Earth has offered the 'strongest evidence yet' that other planets besides Earth could ...

It's made of rock instead of gas, is around 48 light-years away, and there is also a second planet in the system. The post ...

In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere ...

Have astronomers observed the first exomoon, or have they spotted a weird object that could challenge the very concept of ...

They’re less dense than cotton candy, and they will help astrophysicists better understand the most unusual ways giant ...

Science has discovered around 6,000 planets, and this is the first one, other than Earth, that is rocky and has an atmosphere ...

Astronomers accidentally found the faintest planet ever imaged from Earth (a gas giant) after a decade-long galactic game of ...

Astronomers have discovered two massive planets, each about the size of Jupiter, that are lighter than cotton candy. The incredibly rare worlds have been dubbed super-puffs. "These two planets have ...

There's so little we know about circumbinary planets—planets that orbit two stars instead of one—that they can feel like the stuff of fantasy. And for good reason: to date, we've only confirmed the ...

Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard's Star—the sun's closest ...

The universe is home to trillions of worlds, but not all planets are created equal. Some are scorching enough to melt rock, others are battered by storms of molten metal, and a few challenge ...