A scale model of history

12:00 am 0 seconds The Big Bang!

12:00:03 400 ky The universe becomes transparent

12:22 200 My The first stars form

1:50 1 Gy Milkyway Galaxy forms

3:41 pm 8.5 Gy Solar System forms

4:03 8.7 Gy Earliest indications of life on Earth

7:23 9.5 Gy Continents begin to form

8:52 2.5 Gya Earliest multicellular life forms

10:46 670 Mya First land plants

11:00 530 Mya First insects

11:13 430 Mya First fish

11:35 230 Mya Dinosaurs evolve

11:53 65 Mya Dinosaurs die out

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