NASA’s learned a lot about the Moon since Apollo. But a perfect landing still requires incredible planning and scientific ...

Over a half-century, Voyager 1 has sprinted about 38,000 mph and become the farthest human-made object, crossing into ...

Half a century after the Apollo astronauts left the last bootprints in lunar dust, the moon has once again become a ...

Taiwan has blamed China for what it calls "grey zone" warfare, which is designed to pressure the island without direct confrontation, and psychologically wear down locals ahead of an invasion.