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

Astronomers may have finally worked out how planets between the size of Earth and Neptune – which aren't found in our Solar ...

Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is around 22 percent that of Jupiter, equivalent to roughly 70 Earth masses, ...

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

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

One of the biggest recent surprises in astronomy is the discovery that most stars like the Sun harbor a planet between the ...

New research tracks young planets around a nearby star, showing how large, gas-rich worlds shrink over time to become the most common planets in the galaxy ...

Astronomers have discovered two gas giant planets orbiting stars in the Beehive cluster, a collection of about 1,000 tightly packed stars. The planets are the first ever found around sun-like stars in ...

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

Add Yahoo as a preferred source to see more of our stories on Google. (AFP/Getty) Scientists have spotted a “rogue” planet floating on its own through space. Most of the planets we know are found ...

Scientists have spotted a “rogue” planet floating on its own through space. Most of the planets we know are found orbiting as part of a star system, with one or more suns, just like our Earth and the ...