US to develop multiple space stations, Nasa awards $415.6 million for new hubs in zero-gravity

With several companies sending tourists into space on brief flights, Nasa is in the mood to capture the new sector. The American space agency has awarded $415.6 million to billionaire Jeff Bezos’ Blue Origin, stalwart contractor Northrop Grumman Corp and venture-backed Nanoracks to develop a privately-owned space…