A blood moon is the dramatic red glow of the moon during a total lunar eclipse. It happens when Earth's shadow completely covers a full moon, filtering sunlight through our atmosphere and turning the ...

A total lunar eclipse, known as a blood moon, will be visible March 3. Learn when and where to see it and how to take photos.

Don’t be surprised when the moon is a reddish-orange if you look up to the sky on Tuesday, March 3, from 12:44 a.m. to 6:23 a.m. The Earth’s shadow will cover the moon; this is a total lunar eclipse.