This page shows a simulation of the "Tsar Bomba" - largest USSR bomb tested (50 Mt) nuclear bomb (50000 kt) detonated over -4.7810690985916, 37.382521487119. The map displays the estimated fireball, the zones of heavy, moderate and light blast damage, thermal radiation and ionizing radiation. Click «What does that mean?» for a detailed legend, or run your own detonation on the main page.