Need a dose of perspective? Ideas for a color palette or images for a project (many government supplied images are copyright-free)? Check out the Astronomy Picture of the Day for an amazing array of natural design, color, and imagery.
Above: Our Galaxy’s Magnetic Field from Planck. Copyright ESA/Planck; Acknowledgement: M.-A. Miville-Deschênes, CNRS – IAS, U. Paris-XI