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Image: COMPTEL 26Al galaxy

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Description: A map of the galactic 26Al decay gamma radiation signature at 1.8 MeV. 26Al is primarily synthetized in supernovae, so this map indicates where in the Milky Way most supernovae exploded during the last million year.
Title: COMPTEL 26Al galaxy
Credit: http://heasarc.gsfc.nasa.gov/docs/cgro/cgro/comptel_al26.html
Author: the COMPTEL Collaboration
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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