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Key Facts In This Video
In the future, we'll build larger and larger solar arrays until we enclose the entire sun in a cloud of solar satellites. This "cloud" is known as a Dyson sphere. 00:25
In 1960, physicist Freeman Dyson theorized that if future civilization could enclose our star in a rigid shell, we could generate 384 yottawatts (384 x 10^24 watts) of energy. 01:00
There are many problems with the concept. 01:33