Date

Event

Date

Event

Jan 01

Big Bang, as seen through cosmic background radiation

Dec 31 06:05:00

Apes

Jan 14

Oldest known Gamma Ray Burst

Dec 31 14:24:00

Hominids

Jan 22

First galaxies form

Dec 31 22:24:00

Primitive humans and stone tools

...

and our galaxy?!?!

Dec 31 23:44:00

Domestication of fire

May 11

Milky Way Galaxy disk formed!!

Dec 31 23:52:00

Anatomically modern humans

Sep 02

Sun Solar System (planets + moon soon thereafter)

Dec 31 23:55:00

Beginning of most recent glacial period

Sep 16

Oldest rocks known on Earth

Dec 31 23:58:00

Sculpture and painting

Sep 21

First life (Prokaryotes)

Dec 31 23:59:32

Agriculture

Sep 30

Photosynthesis

Dec 31 23:59:47

Writing (beginning of history),  Bronze Age

Oct 29

Oxygenation of atmosphere

Dec 31 23:59:48

Dynasties of Egypt, Dynastic period in Sumer, Astronomy

Nov 09

Complex cells (eukaryotes)

Dec 31 23:59:49

Alphabet, Akkadian Empire, Wheel

Dec 05

First multicellular life

Dec 31 23:59:51

Code of Hammurabi, Middle Kingdom of Egypt

Dec 14

Simple animals

Dec 31 23:59:52

Mycenaean Greece; Iron Age: Near East, India, Europe; Carthage

Dec 14

Arthropods (ancestors of insects, arachnids)

Dec 31 23:59:53

Kingdom of Israel, ancient Olympic games

 Dec 17

Fish and proto-amphibians

Dec 31 23:59:54

Buddha, Confucius, Laozi, Greece, Rome, Euclid, Archimedes

Dec 20

Land plants

Dec 31 23:59:55

Ptolemaic astronomy, Roman Empire, Jesus, numeral 0

Dec 21

Insects and seeds

Dec 31 23:59:56

Muhammad, Maya civilization, Song Dynasty, Byzantine Empire

Dec 22

Amphibians

Dec 31 23:59:58

Mongol Empire, Crusades, Columbus, Renaissance in Europe

Dec 23

Reptiles

Dec 31 23:59:59

Mod. science, Amer./French revolution, WW I & II, Moon landing

Dec 26

Mammals

Dec 31 24:00:00

Your Life: 100 years = 0.23 Cosmic Seconds

Dec 27

Birds

Mar 18

Milky Way-Andromeda collision

Dec 28

Flowers

Dec 2

Solar System ceases to exist

Dec 30

Cretaceous–Paleogene extinction, dinosaurs die out

Year 8, 1 Apr

Galaxies disappear beyond light horizon