As we celebrate the life of the last man to walk on the moon, Eugene (Gene) Cernan, who died this week, questions are being asked about the future of moon exploration.
Will we ever go to the moon again?
What will we do if we go?
Only 12 men have ever landed on the moon in Apollo missions 11,12,14,15,16 and 17
Only 6 of these men are still alive.
Here are some of NASA’s most famous pictures from those missions: