Submitted by Riceeatingcommunist t3_zgjyij in space
Cohiba_Robusto t1_izhcdpb wrote
Reply to comment by Tictank in How do we know what the milky way looks like? by Riceeatingcommunist
The OP doesnt mean how can he see what the milky way looks like. He wants to know how we (mankind) know what it looks like.
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