阿卡斯撞擊坑
阿卡斯撞擊坑(Arcas)是木星衛星木衛四上接近南極點的撞擊坑,直徑60公里,是中央峰撞擊坑的典型例子[2]。阿卡斯撞擊坑附近另有一個直徑較小的Ginandi撞擊坑。

伽利略号探测器拍攝木衛四接近南極點影像,可見阿卡斯撞擊坑。
參考資料
- Blue, Jennifer. "Arcas" (页面存档备份,存于). Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.
- Greeley, R.; Klemaszewski, J.E.;Wagner L.; et al. . Planetary and Space Science. 2000, 48 (9): 829–853. Bibcode:2000P&SS...48..829G. doi:10.1016/S0032-0633(00)00050-7.
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