Astronomy   View all facts   Glossary   Help
physical phenomena > event > era > Big Bang era > radiation era
Next Big Bang eraBig bang crossover effect    UpBig Bang era    Previous Big Bang eraPlanck era   

radiation era comparison table
Subject has start time has definition is preceded by is followed by is a kind of has duration has temperature
Big Bang erarelative to the Big BangA theoretical era postulated to have occurred after the Big Bang. They are in order :
  1. Planck era
  2. hadron era
  3. inflation era
  4. lepton era
  5. nucleosynthetic era
  6. radiation era
  7. matter era
  era  
radiation era10 s after Big BangThe Big Bang era when the temperature had dropped to 109K and the rate of electron-positron pair annihilation exceeded the rate of their production, leaving radiation the dominant constituent of the universe.nucleosynthetic eramatter eraBig Bang era1012 s109K

Next Big Bang eraBig bang crossover effect    UpBig Bang era    Previous Big Bang eraPlanck era