'Cosmic joust': Astronomers observe pair of galaxies in deep-space battle

Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense radiation. Their results show that this radiation dampens the wounded galaxy's ability to form new stars.

'Cosmic joust': Astronomers observe pair of galaxies in deep-space battle
Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense radiation. Their results show that this radiation dampens the wounded galaxy's ability to form new stars.

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