Picture of the Day: December 6, 2011

We may earn a commission from links on this page.

THE PINWHEEL COMES ALIVE | A beautiful image of M83, the Pinwheel Galaxy, showing what our own galaxy might look like from outside. Spitzer Space Telescope, via National Geographic.

Want to read today's io9 stories a different way? Check out our blog view. Or visit Observation Deck, our general discussion forum.