Tag Archives: Semeykin Crater

THEMIS: Semeykin Crater

THEMIS Image of the Day, April 17, 2014. This VIS image shows several channels dissecting the rim of Semeykin Crater. More THEMIS Images of the Day by geological topic.

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Supervolcanos in Arabia on Mars: Update

The idea of giant volcanos erupting in Arabia was proposed by Joseph Michalski (Planetary Science Institute) in a talk at the Lunar and Planetary Science Conference in March 2013. Michalski and coauthor Jacob Bleacher (NASA Goddard Space Flight Center) have … Continue reading

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Does Arabia show a new style of Martian volcanism?

Arabia is one of the largest and oldest regions of Mars. Among its varied rocks are widespread deposits of soft and easily eroded ones which may have a volcanic origin. However, Arabia has no obvious volcanic vents or sources.

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