Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun's closest space neighbor, Proxima Centauri. The star, just four light-years away, is known as a red dwarf, or ...

Even more exciting, the model suggests that some Earth-like planets could form in the habitable zone—the region around a star ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

New research is reshaping how scientists understand the earliest days of Earth’s formation—suggesting that the deep interior ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

If Earth had Auroras in similar areas to Neptune, they wouldn't be in the poles - but near Japan and Argentina.

Proctor/J. Pollard A quartet of Earth-like worlds, each about 20% to 30% the size of our planet, circle one of our closest stellar neighbors, a new study reveals. The rocky alien worlds are close ...

Astronomers have made an exciting breakthrough by discovering four sub-Earth exoplanets orbiting Barnard’s Star, our closest ...

Venus will pass between the Earth and sun during what’s called an inferior conjunction. But don’t plan on seeing the linkup.