Wednesday, January 13, 2016

Largest ever 'age map' traces galactic history



Astronomers have measured the age of 70,000 stars across the Milky Way and put the results into a galactic map. It confirms what was already suspected about our galaxy's growth: it started in the middle and grew outward.

from My Pocket http://www.bbc.com/news/science-environment-35267571

No comments:

Post a Comment