It may surprise some of you to know that Jonathan is not really a fan of Sci Fi. 

Even the granddaddy of them all; Star Trek, doesn’t make a lot of sense to him. 

He would say that humans just aren’t ever going to want to live in other parts of the galaxy. It's just too inhospitable. 

Today's guest doesn't agree though.

Christopher Wanjek is the Author of Spacefarers: How Humans Will Settle The Moon, Mars, and Beyond