From charlesreid1

Revision as of 21:06, 16 July 2017 by Admin (talk | contribs) (Created page with "{{ConstantsFlag}} Arthur Eddington's estimate of the total number of protons in the observable universe. <pre style="white-space: pre-wrap; background-color: #000; color: #f...")
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)




Arthur Eddington's estimate of the total number of protons in the observable universe.

15 747 724 136 275 002 577 605 653 961 181 555 468 044 717 914 527 116 709 366 231 425 076 185 631 031 296