This is a time elapsed video from Chandra of Supernova Type 1a Tycho. In Chandra's 15 yr mission NASA has collected several images of the Supernova and put them in a short movie
http://www.nasa.gov/mission_pages/chandra/chandra-movie-captures-expanding-debris-from-a-stellar-explosion.html
It is easy to notice material moving away from the center of the supernova, temperature changes, and if measured correctly speeds at which the material is traveling.
Image credits: X-ray: NASA/CXC/GSFC/B. Williams et al; Optical: DSS; Radio: NSF/NRAO/VLA
http://www.nasa.gov/mission_pages/chandra/chandra-movie-captures-expanding-debris-from-a-stellar-explosion.html
Image credits: X-ray: NASA/CXC/GSFC/B. Williams et al; Optical: DSS; Radio: NSF/NRAO/VLA
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