Earth's rotation on its axis is the fundamental reason for the cycle of day and night. As our planet spins, one side faces the Sun, experiencing dayli ...

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

Today, Dec. 14, 2025, the moon is 24 days old and is in the Waning Crescent phase of its lunar cycle. It is 23% illuminated.

Right now, as a passenger on planet Earth, you’re zooming through space at incredible speeds. But why can't you feel it?

Earth is not a still point in space, but a planet hurtling through the cosmos at incredible speeds. This video breaks down the complex layers of our motion: the 66,000 mph orbit around the sun, the ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's ...