A New Explanation for the Hexagonal Shape of Lunar Craters

Th. van Dijk 1  and J. Kistemaker 1
  • 1 FOM-Institute for Atomic and Molecular Physics Amsterdam, The Netherlands

If a mechanical shock-wave expands symmetrically in a two-dimensional non-isotropic medium, then the amplitude of the radial displacements is directionally dependent. This has been demonstrated by a system of 1400 hexagonal plastic pillars, simulating the impact of a 10 km size meteorite on a frozen 50 km thick basalt crust in the earliest phase of the Moon’s life

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A Journal of Physical Sciences: Zeitschrift für Naturforschung A (ZNA) is an international scientific journal which publishes original research papers from all areas of experimental and theoretical physics. In accordance with the name of the journal, which means “Journal for Natural Sciences”, manuscripts submitted to ZNA should have a tangible connection to actual physical phenomena.