How to catch a supernova explosion before it happens—and what we can learn from it

Stars are born, live and die in spectacular ways, with their deaths marked by one of the biggest known explosions in the ...
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Violent supernova spilled a star’s ‘guts’ before exploding

Add Yahoo as a preferred source to see more of our stories on Google. SN2021yfj is a new kind of supernova, challenging our understanding of stellar evolution. Its progenitor lost its outer shells ...
Digital Journal

Newly discovered supernova reveals innerworkings of a dying star

Astrophysicists measured the light for exploding stars called supernovae to arrive at the most precise limits yet for the universe’s composition – Copyright AFP ...
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Why do some stars become 'supernova impostors'? Astronomers still don't quite know

Historical records do show that about 170 years ago, the star Eta Carinae underwent an unusual outburst that made it one of the brightest stars in the southern sky. But it wasn't a supernova, it was a ...