First hint of knot STIS H-alpha
Depicts: SN 1987a
Copyright: George Sonneborn and Jason Pun (NASA/Goddard Space Flight Center)
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This image from the Hubble's Space Telescope Imaging Spectrograph (STIS)
shows a new and unprecedented look at the light-year wide ring of glowing
gas around supernova 1987A, the nearest stellar explosion in 400 years,
which occurred in February 1987.
Last Update: 1 September 2019