Some claim that these features are the result of vast lava plains, filling in a swarm of huge craters. Yet it is a known fact that such lava plains are an impossibility, and the proposed craters are much too large to be possible. In addition, much like similar features on Mars and Mercury (the Argyre and Caloris Basins,) the Moon's circular Maria are surrounded by mountains uncharacteristic of craters. As if this weren't enough, many of these features also have antipodes which show swirls, "Weird Terrain" (Mercury) and even traces of polar magnetism.
2006-10-12
13:29:16
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5 answers
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asked by
Kevin
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Science & Mathematics
➔ Astronomy & Space