@CNN: RT @cnni: Skywatchers around the world will be rewarded with the longest total lunar eclipse of the century on Friday — except those in North America. Here’s a look at how a lunar eclipse happens. https://t.co/BYfUjp26kN https://t.co/2a34mwG3jz

@CNN: RT @cnni: Skywatchers around the world will be rewarded with the longest total lunar eclipse of the century on Friday — except those in North America. Here’s a look at how a lunar eclipse happens. https://t.co/BYfUjp26kN https://t.co/2a34mwG3jz