Infographic: The History of the Universe Compartmentalized in 1 Year

If the history of the entire universe was condensed into a single year, with each month representative of one and a quarter billion years long (each day represents forty million years, whilst each second stands for some five hundred years or so):

The CMBR forms on January 1st at 2:30 a.m.

The recombination era begins on January 4th

The Milky Way forms on February 22nd

The first stars and galaxies form on March 15th

The sun forms on September 8th

Earth forms on September 11th (The moon forms shortly afterward)

Following the formation of Earth, the heavy late bombardment period commences on September 11th at 2:30 a.m.

Dinosaurs would have died from a comet or meteorite impact on December 30

The earliest humans (hominids) would have appeared on December 31 at 11:39 pm

The first civilization would have appeared on December 31 at 11:59:30 p.m.

For some more information on the history of the universe, see: http://www.fromquarkstoquasars.com/cosmology-the-timeline-of-everything-we-know/

References, sources, and further reading can be found here: http://www.fromquarkstoquasars.com/infographic-the-history-of-the-universe-compartmentalized-in-1-year/