AN ALIEN planet with traces of water and “complex weather patterns like Earth” might be seen like a good contender for a ...

It’s an apt expression for the planet Mars these days. With the red planet moving in for its closest approach to Earth for the rest of this decade, NASA officials are wishing it could be just a ...

Earth, the third planet from the Sun, represents your third closest friend. It appears as a blue and green planet with a moon and red hearts around it. This friend is still quite close ...

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

THE first full moon of the year, known as the Wolf Moon, will be visible alongside Mars tonight. Stargazers are encouraged to ...

Earth reaches perihelion this morning at 8 A.M. EST, when our planet’s not-quite-circular orbit brings us to our closest point to the Sun for the year. On this day, we are just 91.4 million ...