Theia Mons [SEP] located on astronomical body
Theia Mons
Theia Mons is a large shield volcano on Venus. Its name is derived from the titan of Greek mythology.
LOCATION: Beta Regio
ELEVATION: about 6000 m
TYPE: shield volcano
STAGE: extinct
VOLCANIC FEATURES: caldera
Giant-impact hypothesis
The giant-impact hypothesis, sometimes called the Big Splash, or the Theia Impact suggests that the Moon formed out of the debris left over from a collision between Earth and an astronomical body the size of Mars, approximately 4.5 billion years ago, in the Hadean eon; about 20 to 100 million years after the Solar System coalesced. The colliding body is sometimes called Theia, from the name of the mythical Greek Titan who was the mother of Selene, the goddess of the Moon. Analysis of