U.S. ambitions to send astronauts back to the moon as a prelude to missions to Mars have been put in doubt by budgetary constraints 40 years after man’s triumphant landing on Earth’s nearest neighbor.
U.S. ambitions to send astronauts back to the moon as a prelude to missions to Mars have been put in doubt by budgetary constraints 40 years after man’s triumphant landing on Earth’s nearest neighbor.