Alex Filippenko
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Outer Space
Violent stellar explosion: Stellar behemoth self-destructs in a Type IIb supernova
Our Sun may seem pretty impressive: 330,000 times as massive as Earth, it accounts for 99.86 percent of the Solar…
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Our Sun may seem pretty impressive: 330,000 times as massive as Earth, it accounts for 99.86 percent of the Solar…
Read More »