220-205 BC 2200-1955 BC 1000-985 BC 20-5 BC
The Underworld The Sea The Gods The Earth
230 million years ago 23 million years ago 2.3 million years ago 2.3 billion years ago
175 million 1.75 billion 17.5 billion 17.5 million
1.5 billion 2 billion 2.5 billion 1 billion
Pluto Opus Bacchus Venus
1700 BC 270 BC 170 BC 2700 BC
Neptune Jupiter Mars Uranus
1 billion 1.5 billion 2 billion 500 million
3000 BC 600 BC 300 BC 6000 BC