China’s program is centrally directed and tightly controlled by the state, while the U.S. approach is intentionally open and designed so partners can operate within a shared framework.
Four astronauts are blazing NASA's trail back to the moon. Their mission, which could launch Feb. 8, will take them farther from Earth than humanity has ever gone before.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results