Six hundred and fifty light-years away in the constellation Aquarius, a dead star about the size of Earth, is refusing to fade away peacefully. In death, it is spewing out massive amounts of hot gas and intense ultraviolet radiation, creating a spectacular object called a "planetary nebula." Hubble Space Telescope (HST), Spitzer Space Telescope.


Six hundred and fifty light-years away in the constellation Aquarius, a dead star about the size of Earth, is refusing to fade away peacefully. In death, it is spewing out massive amounts of hot gas and intense ultraviolet radiation, creating a spectacular object called a "planetary nebula." Hubble Space Telescope (HST), Spitzer Space Telescope.


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Photo credit: © NASA/World History Archive & ARPL / Alamy / Afripics
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