Gardening the Moon’s Cosmic Archives

Kepler's Supernova scattered debris across space as its giant star ended in an explosion. Credit: NASA/CXC/SAO/DSS/D. Patnaude

When a meteoroid hits the Moon’s surface, it does more than just dig up a little dirt. It actually excavates a little bit of cosmic history that recorded a long-ago supernova explosion. Scientists at the University of Hawaii Institute of Geophysics and Planetology have come up with a way to decode that history and learn something about such energetic events in the Universe.

Universe Today
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