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Back HII shell in M81

HII shell in M81


Date: 28 May 2007
Satellite: Hubble Space Telescope
Depicts: HII shell in M81
Copyright: NASA, ESA and the Hubble Heritage Team (STScI/AURA).
Acknowledgment: A. Zezas and J. Huchra (Harvard-Smithsonian Center for Astrophysics)

This close-up of M81 shows one of the galaxy's HII shells, as well as several background galaxies.
Last Update: 1 September 2019
14-Feb-2026 20:31 UT

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