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Loading contentA well-studied mid-sized impact crater in Germany whose shocked minerals and impact glass were used by Apollo astronauts as a training ground for recognising impact features on the Moon.
A well-studied mid-sized impact crater in Germany whose shocked minerals and impact glass were used by Apollo astronauts as a training ground for recognising impact features on the Moon.
Figures are given only where scientifically established; this page describes the event factually, without exaggeration.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.