6 个月
HowStuffWorks on MSNIs the American Flag Still on the Moon? Objects Astronauts Left BehindThe Apollo missions even contributed to pollution on the moon. There are estimated to be about 800 items still on the lunar ...
When the USA first sent astronauts to the Moon on Apollo 11, they wanted to plant an American ... over half a century later, we will soon finally get the first actually waving flag on the Moon.
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