June 17, 2024
1 Solar System Way, Planet Earth, USA

Mystery of the pyramidal mountain of the unnamed Moon solved

Return to article list This unnamed lunar feature has had many names, including Mons Undset after the 1928 Nobel Prize winner Sigrid Undset. An Apollo 15 image of Lambert Crater with Mons Undset to the west (right, where we added a circle) casting a pyramidal shadow. Mons Undset is named after the novelist Sigrid Undset.

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