Chinese and Anasazi recorded the crab supernova on July 4th, 1054.
Anasazi cliff painting near Penasco Blanco's great house seems to indicate such event.
This nebula M1 is located in the constellation of Taurus.
Below: Anasazi's Cliff Painting, Crab Nebula, Crab Pulsar (Respectively).
(Click to view larger images)
The Crab Pulsar. This image combines optical data from Hubble (in red) and X-ray images from Chandra X-ray Observatory (in blue).
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