Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...

Upon further investigation, it seems that Gliese 581d may be the only one of the two actually in the habitable zone, and its orbit seems to take it in and out of the zone. Not to mention, a lot of ...

Stars don’t just form planets—they may also re-supply their disks with gas, reshaping how and where planets emerge.

Now two recent studies have looked exclusively at red dwarf stars, and the estimates are in: More than 50 percent could harbor potentially habitable planets. That enormous probability leads to one ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...