每年都有很多不同規模的天文現象發生。2020年最後一次的超級月亮就發生在剛過去的5月7日……
Tag: science-community
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Exploration of Mars
In recent years, exploration of Mars has aroused great interest in many countries. It is not only because Mars is the closest planet to Earth except Venus, but also due to the fact that it is one of the astronomical objects in the solar system that is most similar to Earth……
