NGC 605 is a lenticular galaxy in the constellation Andromeda, which is about 234 million light-years from the Milky Way. It was discovered on October 21, 1881 by the French astronomer Édouard Jean-Marie Stephan.
SIMBAD lists NGC 605 as an active galaxy nucleus candidate.SIMBAD database entry for NGC 605. Retrieved 24 August 2024.
One supernova has been observed in NGC 605: SN 2024nnu (type Ia, mag. 15.6).Transient Name Server entry for SN 2024nnu. Retrieved 6 August 2024.
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