"China has the advantage, 40-plus years later, of not having to start at the bottom of the learning curve on its human spaceflight program," Johnson-Freese said.
China launches module for space station →
While it is planning fewer launches than the U.S. carried out, the Chinese program progresses farther than the U.S. did with each launch it undertakes, said Joan Johnson-Freese, a space expert at the U.S. Naval War College in Rhode Island.
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