Tag: spiral galaxy

• Spiral Galaxy M81 (Science Advent 1)

  I’m going to try to post a physics, astronomy, or other science-related image every day from now until Christmas, in the tradition of Advent calendars. Some images may be ones you’ve seen before; some may even be ones I’ve used on this blog previously. The point isn’t to be completely original every day, but to…

  Matthew R. Francis

  December 2, 2012

  Astronomy

  Advent 2012, spiral galaxy