Just barely managed to get this done today... it's probably not too great, but I only had about three hours. So here you go!
Far out in space gas can't be had quite as easily, but thanks to the low force of gravity in most areas, it's not quite as necessary for transportation. Here is one of those stations! The yellow stuff is a chemical that allows humans and other physical objects to pass through, but traps the oxygen and air inside. Come on, you didn't seriously think I would be able to come up with a sideways door in three minutes did you?
Getting gas in a weightless atmosphere!
Without Minifigures:
Here are the pumps; apart from the vehicle it's my favorite part of the whole contraption:
The three minifigs:
Interior - there's no such thing as a boring job in space!
I hope you enjoyed it!