I renember reading some Asimov writing where he mentioned that the earth is a very bad place to setup a launching base. He hypothesized that humans would creat

I renember reading some Asimov writing where he mentioned that the earth is a very bad place to setup a launching base. He hypothesized that humans would create a launch base on the moon. And that with that gravity, something like magnetic launchpads could be used. That would be fantastic!