Johns Hopkins APL Europa Clipper Team Marks a Month of Major Milestones jhuapl.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from jhuapl.edu Daily Mail and Mail on Sunday newspapers.
The moon has been orbiting the Earth for billions of years. The first moon missions over fifty years ago helped reveal its secrets. Now it is once again becoming a focus of research and space travel, not least due to its raw materials.