Thực đơn
Messier 102Thực đơn
Messier 102Liên quan
Messier 87 Messier 77 Messier 4 Messier 5 Messier 66 Messier 102 Messier 110 Messier 15 Messier 100 Messier 74Tài liệu tham khảo
WikiPedia: Messier 102 http://adsabs.harvard.edu/abs/2005S&T...109c..78O http://messier.seds.org/m/m102.html http://messier.seds.org/m/m102d.html http://www.messier.seds.org/m/m102.html http://www.messier.seds.org/m/m102d.html http://www.messier.seds.org/xtra/Mcat/p266-267.htm... http://server1.wikisky.org/starview?object=Messier... http://www.wikisky.org/?object=Messier+102 http://www.wikisky.org/?object=Messier+102&img_sou... http://www.wikisky.org/?object=Messier+102&img_sou...