Once upon a time, Earth may have sported a planetary ring of its very own ... The four giant planets have rings, and there's ...

Earth may have had rings like Saturn many, many millenia ago. However, the formation didn’t last long, and it eventually collapsed, falling to the surface of our planet, leaving craters where ...

Our circumstances here on the wondrous, life-supporting Earth can give us a false understanding of what the universe is ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

Astronomers have called for help to identify a mystery object that may have hit Saturn on Saturday in what could be the first ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

New NASA research demonstrates that 540 million years of Earth’s magnetic field changes have corresponded to surface habitability.