Obrázok:Messier91.jpg

Galaxy Messier 91 250px

SOURCE: http://www.ipac.caltech.edu/2mass/gallery/messiercat.html

Acknowledgment: Atlas Image [or Atlas Image mosaic] obtained as part of the Two Micron All Sky Survey (2MASS), a joint project of the University of Massachusetts and the Infrared Processing and Analysis Center/California Institute of Technology, funded by the National Aeronautics and Space Administration and the National Science Foundation.

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