But early in its history, the Red Planet may have had a much larger moon, which might be responsible for Mars' weird shape and extreme terrain, Michael Efroimsky, an astronomer at the US Naval Observatory in Washington DC, proposes in a paper that has been submitted to the Journal of Geophysical Research: Planets and is available as a preprint via arxiv.
この記事は All About Space UK の Issue 161 版に掲載されています。
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この記事は All About Space UK の Issue 161 版に掲載されています。
7 日間の Magzter GOLD 無料トライアルを開始して、何千もの厳選されたプレミアム ストーリー、9,000 以上の雑誌や新聞にアクセスしてください。
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