Tycho supernova remnant
This composite image of the Tycho supernova remnant combines infrared and X-ray observations obtained with NASA's Spitzer and Chandra space observatories, respectively, and the Calar Alto observatory, Spain. Image credit: MPIA/NASA/Calar Alto Observatory
NASA's Spitzer Space Telescope contributed to this view of the remains of a star whose death was witnessed on Earth centuries ago.

To learn more about the image, visit http://www.nasa.gov/mission_pages/spitzer/multimedia/20081203.html .