'Do all aliens really need sunlight?' ...

Astronomers have observed a rogue planet growing at a record rate of six billion tonnes per second. The free-floating planet, ...

Add Yahoo as a preferred source to see more of our stories on Google. This rogue planet likely formed within a traditional planetary system before gravitational interactions—perhaps with a massive ...

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 ...

How fast can rogue planets grow? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists investigated the discovery of a rogue planet that ...

Astronomers observed something incredible in a region that not much was expecting—a planet-scale object drifting alone in space then burst into fiery life in a violent outburst of development. The ...

The formation of planets is a fascinating process. They usually originate in a disc of dust and gas surrounding stars. When particles come together, they form a clump, and through a process called ...

Scientists now have direct evidence that a planet — not just failed stars — can rove the galaxy after a violent expulsion from its orbit. Credit: NASA / JPL-Caltech / R. Hurt illustration Astronomers ...

For the first time, astronomers have watched a rogue planet gulp down billions of tons of matter per second over the span of a few weeks in a record-breaking growth spurt that is giving scientists new ...

WASHINGTON - Just as Earth orbits the sun, most planets discovered beyond our solar system orbit a host star. But some are out there all by themselves, called rogue planets. While their origins are ...

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 ...