奧索尼亞桌山

火星上的上

奧索尼亞桌山(Ausonia Mensa)是位於火星希臘區南緯30.3度、西經262.3度處的一座桌山,它直徑約103公里,名稱取自火星古典反照率特徵[1]。「桌山」一詞用於指帶有陡峭絕壁的平頂台地[2],奧索尼亞桌山分佈有許多小水道,有些地貌看起來像沖積扇,這些通道提供了大量證明水曾在火星上流動的證據[3][4]。從火星航天器上拍攝的照片中能看到彎曲的通道,這些圖像可追溯到20世紀70年代初,當時使用的是水手9號軌道飛行器[5][6][7][8]

奧索尼亞桌山
火星全球探勘者號拍攝的奧索尼亞桌山,這座受侵蝕的桌山分佈有很多的河道。
坐標30°18′S 262°18′W / 30.3°S 262.3°W / -30.3; -262.3座標30°18′S 262°18′W / 30.3°S 262.3°W / -30.3; -262.3
直徑103公里(64英里)

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參引資料

  1. ^ "奧索尼亞桌山". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.
  2. ^ International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN). Descriptor Terms (Feature Types). Gazetteer of Planetary Nomenclature. US Geological Survey. [21 January 2021]. (原始內容存檔於2013-12-10). 
  3. ^ Baker, V., et al. 2015. "Fluvial geomorphology on Earth-like planetary surfaces: a review". Geomorphology. 245, 149–182.
  4. ^ Carr, M. 1996. in Water on Mars. Oxford Univ. Press.
  5. ^ Baker, V. 1982. The Channels of Mars. Univ. of Tex. Press, Austin, TX
  6. ^ Baker, V., R. Strom, R., V. Gulick, J. Kargel, G. Komatsu, V. Kale. 1991. "Ancient oceans, ice sheets and the hydrological cycle on Mars". Nature 352, 589–594.
  7. ^ Carr, M. 1979. "Formation of Martian flood features by release of water from confined aquifers". J. Geophys. Res. 84, 2995–300.
  8. ^ Komar, P. 1979. "Comparisons of the hydraulics of water flows in Martian outflow channels with flows of similar scale on Earth". Icarus 37, 156–181.