Right now (and it might change in the future): 200 Km/h in atmosphere at sea level (meaning more at high altitude) and 20,000 Km/h in space— Dual Universe (@dualuniverse) June 9, 2017
Right now (and it might change in the future): 200 Km/h in atmosphere at sea level (meaning more at high altitude) and 20,000 Km/h in space