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- ronwizfrLv 71 decade agoFavorite Answer
From Earth to Low Earth Orbit: 7.9 km/s
From Earth LEO to transfer Orbit: 6.6 km/s
Injection in Mars orbit: 7.2 km/s
Landing on Mars: 1.5 km/s
Total: 23.2 km/s
Data from here: http://web.mit.edu/12.000/www/finalpresentation/tr...
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