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OpenStudy (anonymous):

Which particles made up the universe after Planck-time?

OpenStudy (anonymous):

i think immediately after planck epoch (\[10^-43 s\] universe was still too hot to form particles ...after planck and grand unification epoch at the inflationarry epoch (\[10^-36 to 10^-32 s\])there was quark-gluon "soup"...plasma... http://www.physicsoftheuniverse.com/topics_bigbang_timeline.html..if this dint solve use this link

OpenStudy (anonymous):

thanks, cool guy, i appreciate your answer!

OpenStudy (anonymous):

:)..welcome

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