Task: Text Categorization
Input (English): Images observed in 1996 found that this object emits two streams of polar winds which initiate a shock front dubbed a dancing sprite by scientists. In January 2003, Titans transit of it allowed astronomers to use this objects x-rays to measure that moons atmospheric thickness. Iosif Shkolvsky suggested that synchrotron radiation could be emerging from this remnant of SN 1054, a supernova discovered by Chinese astronomers. For 10 points, name this first member of the Messier catalog, a pulsar wind nebula found in Taurus and named for a crustacean.
Output (English): Science