Northrup Grumman is Studying How to Build a Railway on the Moon universetoday.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from universetoday.com Daily Mail and Mail on Sunday newspapers.
We've seen the movies and read the books about what it would be like to have a lunar habitat — but to turn our Sci-Fi fantasy into a reality, scientists must develop a game plan.