The Movie Timeline - here's looking at movies, kid
Movie history events from 252
A meteorite crashes on Earth near Shinomura and Godzilla, eliminating all airborne radiation and most of all life on the planet. Without their natural radioactive power source, Godzilla and other kaiju enter hibernation for millions of years, while others either adapt to live deep in the ocean like Godzilla or begin living beneath the surface and absorb radiation from Earth's core instead. (Godzilla)