Universe
span = 13.8B yrs
share of universe's age100%
13.8B YRS AGO
Matter
has existed for...
99.999644734057497431%
of existence
13.8B YRS AGO
Hydrogen and Helium Atoms
have existed for...
99.997231690933617188%
of existence
13.6B YRS AGO
Stars
have existed for...
98.550710164243454869%
of existence
13.3B YRS AGO
Galaxies
have existed for...
96.376797440032206055%
of existence
4.5B YRS AGO
Earth
has existed for...
32.971009650537332902%
of existence
3.8B YRS AGO
Life
has existed for...
27.536227840009196655%
of existence
1.0B YRS AGO
Multicellular Life
has existed for...
7.2463757473708421131%
of existence
550.0M YRS AGO
Complex Animals
have existed for...
3.9855066610539635619%
of existence
2.5M YRS AGO
Homo Genus
has existed for...
0.0181159393684271058%
of existence