If it takes tens of billions of years for the light from distant galaxies to reach us, won't all the stars in those galaxies have died by the time we see them? What can we do with the light from dead stars?
from Forbes Real Time http://www.forbes.com/sites/jillianscudder/2017/08/07/astroquizzical-stellar-aging/
via IFTTT
No comments:
Post a Comment