NASA is searching for its next generation of astronauts to embark on missions further than any human has gone before but the job specification means only the best of the best will be considered. Humans have been pushing the boundaries of science in their efforts to explore the frontiers of space since the late 1950s and after the last Apollo Moon landing in 1972, NASA is now looking for candidates to revisit Earth’s satellite and to potentially embark on missions further afield as the agency continues to look at sending a manned mission to Mars. NASA is looking for new generation of astronauts…