The James Webb Space Telescope is weighing in on a longstanding debate over why we don’t see more of the most massive red supergiant stars go supernova. NASA/ESA/CSA/Northrop Grumman In recent years, ...
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Astronomers missed a space explosion as powerful as a billion suns — until they spotted its echo
A cosmic explosion with an energy level equivalent to the output of a billion of suns went unnoticed by astronomers — until they caught the "echo" of this so-called gamma-ray burst, that is.
According to scientists, red supergiant stars should produce more supernovas. But astronomers just aren’t spotting them. Here's how they plan to crack the case. The James Webb Space Telescope is ...
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