How to see the 'blood worm moon' total lunar eclipse tonight
The "blood worm moon," so named for the reddish hue of its glow and the time of year it's occurring, will be visible in every U.S. state.


The "blood worm moon," so named for the reddish hue of its glow and the time of year it's occurring, will be visible in every U.S. state.
(Image credit: Ringo H.W. Chiu)