Emily Simpson has loved space since she was a 10-year-old kid celebrating her birthday at a planetarium. Now a recent Florida ...

Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...

Discover Snapchat Planets Order, a creative feature in Snapchat Plus to rank your closest friends like planets in a solar ...

The solar system is the name we use to describe the eight planets, and their moons, that circle, or orbit, around the sun. CHILD: Our planet, Earth, is in the solar system. MADDIE: Mercury is a ...

The solar system is vast, but how big is it really ... Russian Ballistic Missile Strikes What's The 'A' Button With A Circle Around It In My Car? How to Stop Spam Calls for Good Bill Belichick ...

The solar system is made up of the Sun (our nearest star) and the objects that orbit around it, including planets, asteroids and comets. Planets orbit the Sun in roughly circular paths ...