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MESSENGER Team Names Ten Major Fault Scarps On Mercury
2013-06-08 08:29:31

Recently, the MESSENGER Science Team proposed names for 10 rupes on Mercury. The International Astronomical Union (IAU), which has been the arbiter of planetary and satellite nomenclature since 1919, approved the names.


Word of the Day
definiens
  • The word or words serving to define another word or expression, as in a dictionary entry.
The word 'definiens' comes from the Latin word 'definire', 'to define'.
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