One of Our Galaxy's Most Famous Explosions May Have Collided With Something - ScienceAlert

A new analysis of one of the most famous explosions in the cosmos has revealed a curious asymmetry.

A new analysis of one of the most famous explosions in the cosmos has revealed a curious asymmetry. Part of the inner nebula of the Cassiopeia A supernova remnant is not, astronomers have found, exp… [+3620 chars]

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