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Also known as chasmata

In planetary nomenclature, a chasma (plural: chasmata ) is a deep, elongated, steep-sided depression. As of 2020, the IAU has named 122 such features in the Solar System, on Venus (63), Mars (25), Saturn's satellites Mimas (6), Tethys (2), Dione (8) and Rhea (5), Uranus's satellites Ariel (7), Titania (2) and Oberon (1) and Pluto's satellite Charon (3). An example is Eos Chasma on Mars.

~4 min read

Encyclopedic overview

7 sections
Contents
  • Mars
  • Interior layered deposits and sulfate
  • Layers
  • Hebes Chasma and hydrated deposits
  • See also
  • References
  • External links

In planetary nomenclature, a chasma (plural: chasmata ) is a deep, elongated, steep-sided depression. As of 2020, the IAU has named 122 such features in the Solar System, on Venus (63), Mars (25), Saturn's satellites Mimas (6), Tethys (2), Dione (8) and Rhea (5), Uranus's satellites Ariel (7), Titania (2) and Oberon (1) and Pluto's satellite Charon (3). An example is Eos Chasma on Mars.

==Mars== Below are images of some of the major chasmata of Mars. The map shows their relative locations.

Excerpted from Wikipedia’s “chasma” article, available under the CC BY-SA 4.0 licence.