Messier 101

Wikipedia (chū-iû ê pek-kho-choân-su) beh kā lí kóng...
Thiàu khì: Se̍h chāmchhiau-chhoē
Messier 101

Messier 101 (M101, NGC 5457) sī chi̍t-ê gîn-hô, tī thian-kiû ê só͘-chāi sī Ursa Major-chō.