Share this postSpanning TreeWhen to Launch a Mars MissionCopy linkFacebookEmailNotesMoreWhen to Launch a Mars MissionWhen's the right time to launch a spacecraft from Earth to Mars?Spanning TreeAug 06, 20202Share this postSpanning TreeWhen to Launch a Mars MissionCopy linkFacebookEmailNotesMoreShareEarth and Mars are constantly moving. So when’s the best time to launch a mission to Mars?