Messier 91: Różnice pomiędzy wersjami

* [http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4548&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES Messier 91 w NED] {{lang|en}}

* [http://www.seds.org/messier/m/m091.html Messier 91 w SEDS.org] {{lang|en}}

 

{{MessierNawigacja|Messier 90|Messier 92}}