[Gene leans against the nearest railing, looking up as he tries to come up with an explanation that isn't too daunting.]
Maybe "sail" is the wrong term. There's no wind or water out there to sail on, you're just floating in empty space. No gravity or air either, it's a total vacuum. So you need to be in a sealed ship, that uses special engines to push you along. Just getting off the planet is hard, since you're pushing against all that gravity yanking you down.
no subject
[Gene leans against the nearest railing, looking up as he tries to come up with an explanation that isn't too daunting.]
Maybe "sail" is the wrong term. There's no wind or water out there to sail on, you're just floating in empty space. No gravity or air either, it's a total vacuum. So you need to be in a sealed ship, that uses special engines to push you along. Just getting off the planet is hard, since you're pushing against all that gravity yanking you down.