Hesperian epoch

专有名词
中文释义

英文释义

专有名词
  1. The second of the three Martian geologic epochs, approximately from 3,500 million years ago to 1,800 million years ago, marked by lava flows, preceded by the Noachian epoch, and followed by the Amazonian epoch.

词源

Named for the Hesperia Planum
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