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      the study of a planet's layers of soil and rock

NASA's rovers are helping us learn more about the geology of Mars.

My brother wants to study the geology of the Grand Canyon when he is older.


Related Links:
Geology Training


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Artist's concept of a human exploring the surface of Mars
One day, astronauts will travel to Mars and collect rock samples to learn more about the planet's history.
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Page Last Updated: October 9th, 2014
Page Editor: Sandra May