Friday, November 30, 2018

Astrophysicists Count All the Starlight in the Universe

By their estimate, over the history of the universe, stars have emitted 4 times 10-to-the-84th-power photons into the visible universe (that's a 4 followed by 84 zeros).

from NDTV Gadgets - Latest https://ift.tt/2E7X14Y

No comments:

Post a Comment

England's massive win ends India's Australia tour euphoria

Beyond the cold numbers, the spell of magic cast by a 38-year-old Englishman will stay etched in the memories of those who managed to squeez...