page_title: Crater of eternal darkness
hierarchical_section_title: Crater of eternal darkness
caption_attribution_description: English: Lunar Reconnaissance Orbiter Narrow Angle Camera image of crater Erlanger at local sunrise
context_page_description: A crater of eternal darkness is a depression on a body in the Solar System within which lies a point that is always in darkness.
  A related term is permanently shadowed regions. As of 2019, there are 324 known permanently shadowed regions on the Moon.
  Such regions also exist on Mercury and Ceres.
context_section_description: A crater of eternal darkness  is a depression on a body in the Solar System within which lies a point that is always in darkness. 
  A related term is permanently shadowed regions. As of 2019, there are 324 known permanently shadowed regions on the Moon.
  Such regions also exist on Mercury and Ceres.
caption: The Moon's Erlanger crater is one such crater
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