Mark Twain (crater)

Mark Twain is a crater on Mercury. It has a diameter of 149 kilometers.[1] Its name was adopted by the International Astronomical Union (IAU) in 1976. Mark Twain is named for the American author Mark Twain, who lived from 1835 to 1910.[2]

Mark Twain
MESSENGER WAC image, with Mark Twain at center
PlanetMercury
Coordinates11.2°S 137.9°W / -11.2; -137.9
QuadrangleBeethoven quadrangle
Diameter149 km
EponymMark Twain
Mariner 10 image, with Mark Twain at right
Interior of Mark Twain crater

Mark Twain is one of many Peak-ring basins on Mercury.

References

  1. Moore, Patrick (2000). The Data Book of Astronomy. Institute of Physics Publishing. ISBN 0-7503-0620-3.
  2. "Mark Twain". Gazetteer of Planetary Nomenclature. NASA. Retrieved 4 July 2012.


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