Tag: galaxies

• A Phenomenal Galaxy (Science Advent 8)

  (Every day until Christmas, I’ll be posting a science-related image.) Day 8 In visible light, the galaxy known as Hercules A doesn’t look all that special. It’s an elliptical galaxy, which lacks the beautiful arms and other structures of spiral galaxies. However, in radio light, Hercules A suddenly exhibits huge plumes of plasma streaming from…

  Matthew R. Francis

  December 9, 2012

  Astronomy

  Advent 2012, black holes, galaxies, radio astronomy