Full moon and Earth shadow

Explore the Night with Bob King

Uncovering Secrets of Earth's Shadow

The daily rising and setting of Earth's shadow is a beautiful sight anyone on the planet can view. It's also an opportunity to witness the rapid changes that accompany sunset or sunrise, but at the opposite end of the sky.

ISS slips into shadow over Iowa

Celestial News & Events

Watch a Sunset with the ISS Astronauts

Watch the International Space Station as it passes into the shadow of the Earth, and learn what other features to keep an eye out for (such as the "water dump").

Proof you can see Earth's shadow even from a big city

Celestial News & Events

Earth's Shadow Creeps Up on Us Every Night

The next time you're out watching a sunset, turn around and relish the mighty shadow of Earth looming just behind your back.