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"Neutrinos were recorded on Earth from Supernova 1987A a day before the explosion became visible" Can anyone explain how neutrinos could reach us before visibl
by r-johnv 3y ago
"Neutrinos were recorded on Earth from Supernova 1987A a day before the explosion became visible"
Can anyone explain how neutrinos could reach us before visible light?
Is it something complex wrt relativity? or simply that neutrino emissions began before the rest of the supernova event?
- silverquiet 3y agoNot a physicist but light only moves at the speed of light in a vacuum, so if it passed through something on the way, it would be a bit slower.