General on Yik Yak | Fun fact: the ancient Greeks and Romans did have people propose the heliocentric model, but the distance stars had to be for them to not seem to move as we orbited was considered unrealistically far.

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Fun fact: the ancient Greeks and Romans did have people propose the heliocentric model, but the distance stars had to be for them to not seem to move as we orbited was considered unrealistically far.

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