The search for water ice on the Moon will be a journey into deep cold shadows at the poles which have lain undisturbed for as much as 3.6 billion years
There are ethical questions that need to be answered regarding such planetary defence systems
NASA admitted in 2006 that no one could find the original video recordings of the historic moon landing
NASA said it plans to enlist a series of commercial robotic landers and rockets to meet lunar payload delivery and service needs