http://photojournal.jpl.nasa.gov/catalog/PIA08093
Original Caption Released with Image: NASA's Spitzer, Hubble and Chandra space observatories teamed up to create this multi-wavelength, false-colored view of the M82 galaxy. The lively portrait celebrates Hubble's "sweet sixteen" birthday.
X-ray data recorded by Chandra appears in blue;
infrared light recorded by Spitzer appears in red; Hubble's observations of hydrogen emission appear in orange, and the bluest
visible light appears in yellow-green.