Supernova, A supergiant that collapses onto itself and explodes with such force that it releases more energy than millions of suns. (Photo by: QAI Publishing/Universal Images Group via Getty Images) ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The striking object ...
A white dwarf star around 160,000 light years away appears to have exploded twice – the first evidence astronomers have seen that such supernovae involve a double detonation. White dwarf stars are ...
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