Background
Terms
Gya, Byr #card
billion years ago, billion years from now
Mya, myr #card
million years ago, million years from now
kya, kyr #card
thousand years ago, thousand years from now
Notes
This structure essentially treats time as “linear”.
is there a way to describe the universal timeline so that it reflects the relativistic nature of time and space?
References
Cosmic Calendar
13.8 Gya - Now
13.8 - 12.85 Gya
big bang #card #bidirectional
13.8 Gya (1/365, “Jan 1”)
As seen through cosmic background radiation
Oldest known gamma ray burst #card #bidirectional
13.1 Gya (19/365, “Jan 19”)
12.85 Gya - Now
12.85 Gya - 11 Gya
First galaxies form #card #bidirectional
12.85 Gya (26/365, “Jan 26”)
11 Gya - Now
Pre solar system Era #card #bidirectional
11 Gya - 4.57
milky way galaxy formed #card #bidirectional
11 Gya (75/365 “Mar 16”)
milky way galaxy disk formed #card #bidirectional
8.8 Gya
solar system Era #card #bidirectional
4.57 Gya - Now
Pre Life on earth Era #card #bidirectional
4.57 Gya - 4.1 Gya
Formation of the solar system #card #bidirectional
4.57 Gya
Oldest rocks known on earth #card #bidirectional
4.4 Gya
Life On earth Era #card #bidirectional
4.1 Gya - Now