A Star at the Edge of Eternity
Friday, January 10, 2014 - 08:00
in Astronomy & Space
Every star that now shines will one day die, but some stars live far longer than others. Our 4.6-billion-year-old sun will shrivel into a white dwarf in 7.8 billion years . Now astronomers say a dim... -- Read more on ScientificAmerican.com