As the moon reflects the sun's light, the shadow dims the moon's glow. During the peak of a total lunar eclipse, the moon takes on a bit of a reddish hue as any leftover sunlight making it to the moon's surface is scattered by our earth's atmosphere.

Stargazers on nearly one half of the world witnessed a total lunar eclipse overnight, as a rare cosmic lineup caused the moon to turn a shade of red.

Anyone who managed to be awake in the early hours of Friday morning (and remembered to look at the moon) had a chance to see this year's total lunar eclipse. Here's a look at what some social media users saw and their comments about last night's lunar event.