Nature 217, 611 - 615 (17 February 1968); doi:10.1038/217611a0

Multiphase Development of the Lunar Crater Tycho

R. G. STROM & G. FIELDER^*

Lunar and Planetary Laboratory, University of Arizona
^* On leave from the University of London.

Data collected by Orbiter V when it landed on the Moon in 1967 provide information about the history of the crater Tycho. Volcanic eruptions seem to have been involved in the crater's development.

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