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Quark: lehen izarren seinalea
Unibertsoaren hasierako hidrogenoaren seinalea detektatu dute, big bangetik 180.000.000 urtera hidrogeno atomoek utzitako seinalea da. Garai artarako izarrak sortzen hasiak ziren eta unibertsoa ustez baino askoz hotzagoa zela ere.
Quark: lehen izarren seinalea
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