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White Dwarf Star Spirals

Photo: White dwarf star spirals
About 1,600 light-years away, two dense white dwarfs in the J0806 binary star system orbit each other once every 321 seconds. When they reach the end of their long evolutions, smaller stars typically become white dwarfs.
Photograph courtesy NASA/Tod Strohmayer (GSFC)/Dana Berry (Chandra X-Ray Observatory)

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