description Humorum Basin Overview
Mare Humorum, Latin for the Sea of Moisture, is an ancient impact basin located on the near side of the Moon. The basin has a diameter of approximately 425 kilometers and is characterized by a well-defined ring structure. Its interior was subsequently filled with dark, basaltic lava from volcanic activity, forming a lunar mare that dates back roughly 3.8 billion years. The region is heavily studied by selenologists due to its prominent mascons and distinct fault scarps along its edges.
help Humorum Basin FAQ
Where is the Humorum Basin located?
Humorum Basin is on the near side of the Moon in the region known as Mare Humorum, or the Sea of Moisture. It is a large ancient impact basin with a diameter of approximately 425 kilometers.
Why does Mare Humorum look dark in lunar images?
The basin interior was later filled with dark basaltic lava, producing the darker appearance associated with lunar maria. Its interior is enclosed by a relatively well-defined ring structure.
How large is the Humorum Basin?
The basin is approximately 425 kilometers across. Its broad ringed form makes it one of the more recognizable impact structures on the Moon's near side.
Is Humorum Basin a crater or a lunar sea?
It is an ancient impact basin, while Mare Humorum is the dark basalt-filled region inside it. The Latin name Mare Humorum translates as Sea of Moisture, although it contains no liquid sea.
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