Kilometers K and Metres M It might be possible that K mean Kilometers and M refers to Meters in game but they are DEFINATELY not to scale with the current measuing system on Earth To argue that the game is unrealistic because distances between planets are only 20 km is ludicrious Marathon runners RUN 20kim all the time on Earth The official website stated planet Mahattan as 12 000 km in diameter is also definately refering to km as another unit of measurement differing form kilometers America alone is 9 million km squared in Area Bottom line K M km in game do not refer to actual kilometers or meters we used right now