After setting foot on the Moon, the next destination for humankind is Mars, which presents a whole new set of challenges in speedy, long-distance space travel.
After setting foot on the Moon, the next destination for humankind is Mars, which presents a whole new set of challenges in speedy, long-distance space travel.
Technically speaking, if the engine was like 2km faster, this headline would be true.
2km is a measure of distance not speed…
2kph, better?
The international standard is km/h.
Why not using SI units and m/s?
km/h is an SI unit.