A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

Astronomers have identified a wildly distorted world that looks less like a sphere and more like a squeezed citrus fruit, and it is rewriting what I thought I knew about how planets form and survive.

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

NASA has confirmed that there are over 6,000 exoplanets floating out there in the galaxy, with another 8,000 exoplanets that ...

The planets have been nicknamed Earth's seven sisters. — -- An international team of astronomers has discovered seven potentially habitable exoplanets — or planets outside our solar system — that ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

WASHINGTON – For the first time astronomers have discovered a planet outside our solar system that is potentially habitable, with Earth-like temperatures, a find researchers described Tuesday as a big ...