So Now You Know
Depending on how you define "cosmic", a cosmic year is about 225 million years, this is the amount of time it takes the sun to revolve around the center of the Milky Way. [Other cosmic years.]
Wednesday, November 29, 2006
Depending on how you define "cosmic", a cosmic year is about 225 million years, this is the amount of time it takes the sun to revolve around the center of the Milky Way. [Other cosmic years.]
