Researchers have recreated the tumultuous beginnings of Earth, simulating what the planet was like just after its formation 4 ...

One of the smallest, coolest stars found to have planets of any kind—just 86 light-years from the solar system—appears to have an Earth-like volcanic world. The planet, called LP 791-18 d, is ...

NASA may have just found our second Earth - a planet so similar, it could be habitable for humans. But this is just the ...

Astronomers in Japan have published their theory of an "Earth-like planet," dubbed Planet Nine, that's hiding in plain sight just a few ... such a planet exists, this new work isn’t the ...

Potentially habitable super-Earth discovered 01:48. An international team of scientists announced on Wednesday that they have discovered two new "super-Earth" planets just 100 light-years away.

We have gaseous planets like Jupiter and rocky planets like Earth. We know there is a new kind of planet ... is made up to 20-30% of water, the rest would be rocks and metals just like Earth.

The discovery of Gliese 12 b, a nearby possibly habitable exoplanet, is a thrilling development in the quest to find Earth-like planets and, potentially, extraterrestrial life.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Hubble spots an Earth-sized exoplanet just 22 light-years ... The new observations show that the planet is 1.07 times the diameter of Earth, so it is a rocky planet like Earth with similar surface ...

Earth is the only planet known to support life. Learn about what Earth is made of and where it came from. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

When approaching Earth, asteroids tend to do one of two things: Most of the time, they miss.Sometimes, they hit, leaving a bright streak in our planet’s sky or a gruesome new wound in its crust ...