Mark Twain (crater)

Mark Twain
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MESSENGER WAC image, with Mark Twain at center
Feature typePeak-ring impact basin
LocationBeethoven quadrangle, Mercury
Coordinates10°55′S 138°17′W / 10.91°S 138.28°W / -10.91; -138.28
Diameter142 km (88 mi)
EponymMark Twain

Mark Twain is a crater on Mercury.[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 is one of 110 peak ring basins on Mercury.[3]

  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. IAU/NASA/USGS. Retrieved 31 August 2022.
  3. ^ Chapman, C. R., Baker, D. M. H., Barnouin, O. S., Fassett, C. I., Marchie, S., Merline, W. J., Ostrach, L. R., Prockter, L. M., and Strom, R. G., 2018. Impact Cratering of Mercury. In Mercury: The View After MESSENGER edited by Sean C. Solomon, Larry R. Nittler, and Brian J. Anderson. Cambridge Planetary Science. Chapter 9.