The Earth-size planet HD 137010 b has a ‘50% chance of residing in the habitable zone’ of its sun-like star, scientists say ...

The discovery suggests that parts of Mars may once have supported tropical-like climates, complete with heavy, sustained rainfall.

Worlds that circle stars other than our own are called “exoplanets.” This specific one could be the very first planet like ...

It's remarkably similar to Earth.

"You need so much water that we think these could be evidence of an ancient warmer and wetter climate where there was rain ...

In a solar system far, far away NASA have discovered a planet which they think 'might be remarkably similar to Earth', though ...

Even as momentum builds toward sending humans to Mars in the next decade, several regions on the Red Planet remain off-limits ...

An international team of astronomers led from regional Queensland finds an exoplanet 150 light-years away with a 50 per cent ...

Add Yahoo as a preferred source to see more of our stories on Google. Some exoplanets, like the one shown in this illustration, may have atmospheres that could make them potentially suitable for life.

NASA's Perseverance rover has discovered an ancient beach on Mars, suggesting the planet once hosted a vast lake and possibly life around 3.5 billion years ago.

NASA’s Curiosity rover has photographed a bizarre, coral-shaped rock on Mars, believed to have formed billions of years ago.