A New Race to the Moon

Last week, India landed its spacecraft Chandrayaan-3 on the moon, becoming the first country to land such a craft near the south pole, where scientists believe vital reserves of water could be found frozen. The landing also revealed just how much the international space race has changed. Kenneth Chang, a science reporter for The Times, explains why a new set of players are dominating the space race and what is motivating their groundbreaking missions to the moon.