- The
Eratosthenian period in the
lunar geologic timescale runs from 3,200
million years ago to 1,100
million years ago. It is
named after the
crater Eratosthenes...
- Earth's Moon into five
generally recognized periods: the Copernican,
Eratosthenian,
Imbrian (Late and
Early epochs), Nectarian, and Pre-Nectarian. The...
- is of the
Imbrian and
Eratosthenian age.
Bullialdus crater, a
prominent feature on the west side of the mare, is of
Eratosthenian age.
Other features within...
- – −1500 — – −1000 — – −500 — – 0 — Pre-Nectarian
Nectarian Imbrian Eratosthenian Copernican Late
Early Periods on the
Lunar Geologic Timescale...
-
distance from the
Earth to the Sun.
Eratosthenes (crater) on the Moon.
Eratosthenian period in the
lunar geologic timescale.
Eratosthenes Seamount in the...
- near the
exterior of the
southwest wall.
Diophantus is a
crater of
Eratosthenian age. This
cleft follows a
generally east–west path
across the Mare Imbrium...
- – −1500 — – −1000 — – −500 — – 0 — Pre-Nectarian
Nectarian Imbrian Eratosthenian Copernican Late
Early Periods on the
Lunar Geologic Timescale...
- features.
Oldest to youngest:
Aitkenian (pink),
Nectarian (brown),
Imbrian (greens/turquoise),
Eratosthenian (light orange) and
Copernican (yellow)....
- Five
geologic systems/periods (Pre-Nectarian, Nectarian, Imbrian,
Eratosthenian, Copernican), with the
Imbrian divided into two series/epochs (Early...
- The
crater Theophilus on the
northeastern side of the mare is of the
Eratosthenian period. Thus, the
crater is
younger than the mare to its southeast....
