Tag: stars

• A Stellar Shock Wave (Science Advent 18)

  (Every day until Christmas, I’ll be posting a science-related image.) Day 18 Giant stars live short, violent lives. Their rate of nuclear fusion is higher than in lower mass stars like the Sun, so they exhaust it faster and die in supernova explosions when their cores can no longer hold against the crush of gravity.…

  Matthew R. Francis

  December 19, 2012

  Astronomy

  Advent 2012, stars