Mars and Earth

Contributor:Alex1127 Type:English Date time:2020-07-28 22:15:04 Favorite:5 Score:2
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Mars is a neighboring planet to the Earth and has similar geological features.
Mars has the highest mountain and the biggest canyon in the solar system.
Due to the existence of water, the thin layer of the atmosphere, as well as seasons and weather,
Mars is the ideal destination.
A question that interests us is whether we are the unique beings in the solar system.
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