add

Thursday, November 29, 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

NASA Study Reveals Correlation Between Earth’s Magnetic Field and Atmospheric Oxygen

According to NASA, changes in Earth’s magnetic field 540 million years ago corresponded with atmospheric oxygen shifts. This finding suggest...