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@migo72_ @mister_truman @BenopaOnyx1 @DailyLoud @neiltyson Earth Mars synodic period is 2.135 years. https://t.co/Z8eYVKi2WT Earth to Mars Hohmann trip is 8.5 months https://t.co/2wj1vqacwg Neil Tyson is the last person to ask for a fact check. He is wrong