All the stars we see in the sky contribute less than 5% of the total mass of the #MilkyWay. Most of the rest is #darkmatter
gf.bertone@gmail.com
June 13, 2014
Gianfranco Bertone
All the stars we see in the sky contribute less than 5% of the total mass of the #MilkyWay. Most of the rest is #darkmatter