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Template:Nature timeline/sandbox4

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< Template:Nature timeline

Nature timeline

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cosmic expansion

Earliest light

cosmic speed-up

Solar System

Single-celled life

photosynthesis

Multicellular
life

Vertebrates

Earliest gravity

Dark energy

Dark matter

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Earliest universe (−13.80)

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Earliest galaxy

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Earliest quasar/sbh

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Omega Centauri forms

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Andromeda Galaxy forms

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Milky Way Galaxy
spiral arms form

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Alpha Centauri forms

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Earliest Earth (−4.54)

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Earliest oxygen

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Atmospheric oxygen

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Sexual reproduction

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Earliest plants

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Cambrian explosion

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Earliest mammals

P
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Axis scale: billion years
Also see: Human timeline and Life timeline

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