Big Bang – 13.7 Billion years ago
Birth of the Sun – 5 Billion years ago
Mammals – 200 Million years ago.
Dinosaurs extinct – 65 Million years ago.
Homo Sapiens – 6 Million years ago.
Galileo – 1609.
Newton – 1665.
Charles Darwin – 1809.
Einstein – 1905.
Close Encounter with asteroid – 2048.
Sun Ends – 6 Billion years.
Milky Way colloids with Andromeda – 7 Billion years

And we still need a crutch to live.