Traveling to the Moon just got a whole lot cheaper. A NASA-funded study (PDF) has found that the cost of lunar missions could be reduced by a factor of 10 using a number of techniques – and it could also have implications for getting humans to Mars. The extensive NexGen Space study by the National Space Society (NSS) and the Space Frontier Foundation (SFF) said that partnerships with private companies could return humans to the Moon for $10 billion (£6.4 billion), rather than the previosuly estimated $100 billion (£64 billion) that had turned off potential suitors. Utilizing fuel sourced from...