The spacecraft’s suite of science instruments will reveal the invisible about the solar system’s most mysterious planet, to better understand the origin and evolution of a planet close to its ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

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.