超新星
2017年7月,天文學家在NGC 474內發現Ia超新星SN 2017fgc[5]。該超新星距離宿主星系的核心區域有一定距離[6]。
延伸閱讀
- Turnbull, A. J.; Carter, D.; Bridges, T. J.; Thomson, R. C. (1999) Shell Formation in NGC474(頁面存檔備份,存於互聯網檔案館)
參考資料
外部連結
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