Title text:
It does come at the cost of some launchpad expansions and increased fuel requirements, but that all comes out of the facility’s budget.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3291/


Wrong approach, if they are going to the moon they need to attach engines to the moon and bring it closer
not the moon, but maybe smaller asteroids. nothing large enough to affect tides.
Ah good thinking
They have to get to the moon first to attach the engines, only then will they be able to do this
You should not be getting blocked by a small problems like this, think big!
No new idea under the sun
https://xkcd.com/2909/