Not so dry after all: Moon's water came mostly from asteroids, not comets, study says
Tuesday, May 31, 2016 - 18:30
in Astronomy & Space
Icy comets may have a reputation for being the inner solar system’s ancient water delivery system, but a new study finds that most of the water in our nearest neighbor, the moon, was actually delivered by asteroids around 4.5 billion to 4.3 billion years ago. The findings, published in the journal...