We love space. I mean, who doesn’t? It’s so exciting- it’s the final frontier, it’s the future of the destiny of humankind- and we all want to float around and eat space ice cream, right? But there is a big problem with space– getting there. For the past 50 years we’ve been pushing ourselves off the earth using loud, dirty, expensive bombs strapped to nozzles– and it’s made space travel a political, economic, and harrowing adventure.