==See also==* Cigar Galaxy==References====External links==* The Discovery of a Giant Stellar Tidal Stream Around NGC4013* HubbleSite NewsCenter: A Galaxy on the Edge* Astronomy Picture of the Day: NGC 4013 and the Tidal Stream
== جستارهای وابسته ==* HubbleSite NewsCenter: A Galaxy on the Edge* Astronomy Picture of the Day: NGC ۴۰۱۳ and the Tidal Stream