Category
page 1Pre-Nectarian
Mare Tranquilliton
sea on the Moon
Late Heavy Bombardment
hypothesized event, occurring ca. 4.1–3.8 billion years ago, during which a large number of asteroids collided with the Moon, Mercury, Venus, Earth, and Mars
South Pole–Aitken basin
very large impact crater on the southern far side of the Moon
Mare Fecunditatis
lunar mare
Mare Nubium
lunar mare
Mare Ingenii
lunar mare
Mare Australe
lunar mare
Mare Smythii
lunar mare
Genesis Rock
rock retrieved from the Moon in 1971
origin of the Moon
how the Earth's moon was formed
Pre-Nectarian
The pre-Nectarian period of the lunar geologic timescale runs from 4.533 billion years ago (the time of the initial formation of the Moon) to 3.920 billion years ago, when the Nectaris Basin was formed by a large impact. It is followed by the Nectarian period.
Krusenstern
lunar impact crater
Pontanus
lunar impact crater
Epimenides
impact crater on the Moon
Kinau
feature on the moon
Licetus
moon crater
Mee
lunar crater
Nearch
lunar impact crater
Lunar magma ocean
according to the giant impact hypothesis, the molten magma that once covered large parts of the Moon as a result of the large amount of energy liberated during the formation of the Moon
Mutus
lunar crater
Jacobi
lunar impact crater
Hommel
lunar impact crater
Coulomb-Sarton Basin
lunar impact basin
Schiller-Zucchius Basin
feature on the moon
Freundlich-Sharonov Basin
feature on the moon
volcanism on the Moon
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