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    Supernova Remnant Is Young and Quick

    NASA/CXC/NCSU/S.Reynolds et al./NSF/NRAO/VLA/Cambridge/D.Green et al.
    A composite image of G1.9+0.3 with data from the Chandra X-ray Observatory taken in 2007, orange, and the Very Large Array in 1985, blue.

    Pictures of the stellar debris from an almost 100-year-old explosion of a star within our galaxy reveal it to be the youngest supernova remnant known in the Milky Way.
    KENNETH CHANG, NYTimes
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