This might have been discussed before, however I am unsure to what search words to use.
Can anyone tell me if there is a realistic explanation for there just being one entrance to the spacestations? Shouldn't there at least be two, one for entering and one for leaving?
Can anyone tell me if there is a realistic explanation for there just being one entrance to the spacestations? Shouldn't there at least be two, one for entering and one for leaving?