Meteoroid Storms Detected on the Moon

See allHide authors and affiliations

Science  04 Jun 1976:
Vol. 192, Issue 4243, pp. 1000-1002
DOI: 10.1126/science.192.4243.1000


Seismometers on the moon have detected several brief periods of enhanc ed meteoroid-impact activity, believed to represent encounters of the moon with "c louds" of objec ts in the kilogram range. The latest and most active encounter, in June 1975, is interpreted as a meteoroid c(loud of diameter 0.1 astronomical unit and total mass 10l3 to 1014 grams.