Weekly Science Update

SDSS J091709.55+463821.8 (white dwarf)
This photograph from the Sloan Digital Sky Survey shows the lowest mass white dwarf known in the galaxy (marked with an arrow). SDSS J091709.55+463821.8 is about 7,400 lights years away and orbits a close, but invisible, companion star. This image is about 4 arcminutes on a side, showing an area of the sky 1/40 the size of the Full Moon.
Credit: SDSS Collaboration
Low Resolution Image (jpg)
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