"He was so curious - he wanted to know what was going on in the world," she said.
The crew of Apollo 8 would be the first to travel beyond low Earth orbit and enter the gravitational pull of another celestial body.，推荐阅读搜狗输入法下载获取更多信息
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"It seems that we're going back into the old first space race days of competition, which, from a scientific perspective, is a little bit disappointing and concerning," says Dr Barber.