Upstart China challenges the United States by blasting a satellite out of orbit. North Korea lobs a missile over Japan, prompting Tokyo to initiate a multibillion dollar spy satellite program. India is readying a lunar mission, while rival Pakistan makes headlines with a new, improved warhead. The most heated space race since the Cold War is under way in Asia, where countries are concluding that a space program is no longer just an expensive status symbol but a matter of national security. And they are scrambling to keep abreast. Full Story