New analysis of Apollo Moon samples finally settles debate: « For decades, scientists have argued whether the Moon had a strong or weak magnetic field during its early history (3.5 - 4 billion years ago). Now a new analysis shows that both sides of the debate are effectively correct. »

· · 来源:hot资讯

They went up as astronauts and came down celebrities. The people of the Earth had followed their every move on TV.

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