Astronomy:Arrhenius (Martian crater)

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Short description: Crater on Mars
Coordinates [ ⚑ ] : 40°18′S 237°24′W / 40.3°S 237.4°W / -40.3; -237.4
Diameter129.0 km (80.2 mi)

Arrhenius is an impact crater in the Eridania quadrangle on Mars at 40.3° S and 237.4° W. and is 129.0 km (80.2 mi) in diameter. Its name, for Svante Arrhenius, was approved in 1973 by the IAU.[1] Evidence of previous glacial activity is evident in images. There also appear to be branched channels just outside the crater.

See also


  1. International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN). "Arrhenius on Mars". Gazetteer of Planetary Nomenclature. US Geological Survey.