A total lunar eclipse occurs when the Earth is positioned exactly between the moon and sun. The Earth casts a shadow on the surface of the moon, dimming it. The moon doesn't produce its own light.

If you were on the Moon during the lunar eclipse, it would look like Earth was blocking out the Sun. A total lunar eclipse can be observed every two to three years from a given location, according ...

A total lunar eclipse will appear to transform the full moon into a reddish "blood moon" this week across the Western Hemisphere. The eclipse's peak begins at 2:26 a.m. ET Friday and lasts about ...

And soon, a group of scientists can say they have. A UK-led space mission will see astronomers blot out the Sun by using a ...

During a solar eclipse, the moon comes between the sun and Earth, blocking the sun's light from reaching Earth. (This story was updated to fix a typo.) Contributing: Eric Lagatta, USA TODAY.

Spectators view a total lunar eclipse in 2022 in Eugene, Oregon. A lunar eclipse occurs when the sun, Earth, and moon align so that the moon passes into Earth's shadow.