NASA's Artemis II crewed mission to the moon shows how US space strategy has changed since Apollo

When Apollo 13 looped around the moon in April 1970, more than 40 million people around the world watched the United States recover from a potential catastrophe. An oxygen tank explosion turned a planned landing into an urgent exercise in problem-solving, and the three astronauts on board used the moon's gravity to sling themselves safely home. It was a moment of extraordinary human drama, and a revealing geopolitical one.