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EntertainmentDetecting 2 UFOs following Shenzhou 9
Viewers of the TV program reporting the launch of Shenzhou 9 spacecraft on June 16 in China saw two UFOs approaching Shenzhou as it escaped the earth's atmosphere.The observatory is useless because of light pollution
People and scientists cannot use China's oldest observatory at night because of light pollution.
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NASA's 'Ninth Planet' Shows Signs of Being Friendly to Life
Why did American astronauts have to be quarantined when returning to Earth?
China surprises the world by building a cable-stayed bridge 'above the clouds'
Why do women sleep less and wake up more than men?
Revealing the secret inside the stuffed animal claw machine, from there, summarizing experience to help you increase your winning rate many times over
What would happen if you dug a hole through the Earth and jumped in?
Camera takes a photo that lasts 1,000 years
Was there nuclear war in ancient times?
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