A 'blood moon' total lunar eclipse will light up the night sky this week. How and when you can view the celestial event.
A total lunar eclipse will light up the night sky this week, turning the moon a reddish hue. Here's how and when to view it.
Watch the moon turn red during a total lunar eclipse
Lunar eclipses happen when the moon, Earth and sun align just so. The best views will be from North and South America.