Space came back to the headlines in America when SpaceX started a new era.
Cost was the huge deterrent to exploration. When SpaceX began to produce rockets that could be re-used, the enormous cost of getting out of earth's atmosphere was cut spectacularly.
Other space companies followed, and space was no longer un-reachable. What else could we do out there?
Materials - including water - exist on the Moon and Mars and beyond. When we get there, we'll apply intellect and knowledge and turn some of those materials into resources for humanity. A Hillsboro professor explains: