NGC 189
NGC 189
Thực đơn
NGC 189Liên quan
NGC NGC 4993 NGC 4302 NGC 2392 NGC 404 NGC 6822 NGC 4565 NGC 3393 NGC 5238 NGC 4889Tài liệu tham khảo
WikiPedia: NGC 189 http://www.nightskyinfo.com/archive/ngc189/ http://messier.seds.org/xtra/ngc/n0189.html http://www.seds.org/messier/xtra/ngc/n0189.html http://server1.wikisky.org/starview?object=NGC+189 http://www.wikisky.org/?object=NGC+189 http://www.wikisky.org/?object=NGC+189&img_source=... http://www.wikisky.org/?object=NGC+189&img_source=... http://www.wikisky.org/?object=NGC+189&img_source=... http://www.wikisky.org/?object=NGC+189&img_source=... http://www.wikisky.org/?object=NGC+189&img_source=...