NASA intern turned Silicon Valley entrepreneur, Jason Dunn, saw what was holding humans back from colonizing outer space…and decided to do something about it. With his company Made in Space’s cutting-edge 3D printer, astronauts can break their reliance on costly resupply missions from Earth and—for the first time ever—build new supplies for themselves in space. Dunn and his team believe their invention will usher in a new era of dramatic progress in space.