Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.

Astronomers have used NASA's James Webb Space Telescope to find strong evidence for a planet orbiting a star in the triple system closest to our own sun. At just 4 light-years away from Earth, the ...

Astronomers have discovered three Earth-sized planets orbiting a small red sun, just 40 light-years away. Researchers say all three worlds are potentially habitable and could represent the best ...

CNN — About 300 light-years away from us, two giant exoplanets are orbiting a young sun-like star. The proof is in the picture: Scientists have captured the first direct image of this system. By ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. Earth-like ...

Astronomers have discovered two gas giant planets orbiting stars in the Beehive cluster, a collection of about 1,000 tightly packed stars. The planets are the first ever found around sun-like stars in ...