NGC 506 是双鱼座的一个星系。1874年11月7日,劳伦斯·帕森思发现了NGC 506。[1]他是在观测NGC 499时发现了NGC 506。[2]NGC 506位于NGC 507的西南方向。该天体对观测者来说看上去非常微弱,而且非常小。[1]
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