The moon might be hiding a history of ancient supernova explosions

It's now possible to disentangle the sprinkling of supernova dust on the moon from the lunar dirt it is mixed up in, thanks to a new computer model that opens up the moon's surface as a time capsule holding details about the history of supernova explosions near the Earth as our solar system has travelled through space while orbiting the galaxy.When stars explode as a supernova, they shower space with debris, some of which is in the form of radioactive isotopes traveling at high velocity. Some of