4 ms·They do use the metric system at NASA maybe that’s why they haven’t been back to the moon.by hacker_homie 8mo agoThey do use the metric system at NASA maybe that’s why they haven’t been back to the moon.antonvs 8mo agoYes but their US contractors don’t all use metric, which is what caused them to miss Mars that one time.r2_pilot 8mo agoIf I recall correctly they didn't miss Mars. Quite the opposite, really.JSR_FDED 8mo agoMars missed them?