We already have the technology to build an entire colony on alien worlds

Building a human colony outside of Earth is closer than you think. Most the technology is already available, according to Matteo Ceriotti — who lectures on space systems engineering at the University of Glasgow — in an article he wrote for "The Conversation."

Produced by Jenner Deal. Original Reporting by Jessica Orwig.

Follow BI Video:On Twitter

Join the conversation about this story »