contentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 7 months agoTIL that powerful jets of high-energy particles created by supermassive black holes must be pointed at Earth to be called a Blazarwww.nasa.govexternal-linkmessage-square7fedilinkarrow-up141arrow-down13file-text
arrow-up138arrow-down1external-linkTIL that powerful jets of high-energy particles created by supermassive black holes must be pointed at Earth to be called a Blazarwww.nasa.govcontentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 7 months agomessage-square7fedilinkfile-text
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