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Crashing comets may explain lunar swirls
EarthSky
Crashing comets may explain lunar swirls
Scientists see wispy swirls of bright soil on the moon. A computer simulation suggests the cause may be collisions by ancient comets.
http://earthsky.us1.list-manage.com/track/click?u=e56e7a92b1c5790f7343ef95a&id=11c18c5802&e=dc13e7b006