For the first time, scientists have definitively discovered an "invisible" alien planet by noticing how its gravity affects the orbit of a neighboring world, a new study reports. NASA's Kepler space ...

SHOCKED astronomers have spotted a “rogue” planet that defies historic theories. A unique “inside out” planetary system with a distant rocky world turns our understanding of planet formation ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might even be within its host star’s “habitable zone”, but there’s a big problem ...

Loading external pages may require significantly more data usage than loading CBC Lite story pages. In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained ...

A European space telescope has discovered 10 previously unknown alien planets, including two Neptune-like objects that circle the same star, researchers announced today (June 14). France's CoRoT ...

The keen eyes of a 17-year-old intern spotted a massive alien world 'hiding' around a binary star Scientists and volunteers have been sifting through data sent back by NASA's planet huntering ...

Billions of stars in our Milky Way galaxy have captured rogue alien planets that once cruised freely through interstellar space, a new study suggests. Many wandering alien worlds, which were ejected ...

You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know nothing about. As long as you’ve got oxygen, water and food aboard your ...

Astronomers have discovered 41 new alien planets in one sweep by analyzing how each world gravitationally yanks on its neighbors. The newly confirmed exoplanets were spotted by NASA's prolific Kepler ...

This research may help us identify habitable planets around other stars. Alien planets and moons experience rainfall just like Earth. Still, scientists were surprised to learn that raindrops on these ...