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ESO Watches Burst Afterglow for Five Weeks - Universe Today
Image credit: ESO Gamma-ray bursts are some of the largest explosions in the Universe; one can generate more energy in a few seconds than the Sun creates in 10 billion years. It’s believed they’re caused when a super-massive star collapses, called a hypernova. Astronomers from the European Southern Observatory tracked the afterglow of a recent … Continue reading "ESO Watches Burst Afterglow for Five Weeks"