The 7 Most Powerful Fireworks Shows In The Universe

Forget mere chemical reactions; in space, matter-energy conversion creates unprecedentedly powerful explosive events.Here are the 7 most powerful natural displays of cosmic fireworks.7. Type Ia supernova: when two white dwarf stars collide, they initiate a runaway fusion reaction, destroying both stellar remnants.6. Core-collapse supernova: when a supermassive star runs out of

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