NGC 873 is a peculiar spiral galaxy in the constellation of Cetus. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . It was discovered by German-British astronomer William Herschel on 27 November 1785.
NGC 873 has a possible active galactic nucleus, i.e. it has a compact region at the center of a galaxy that emits a significant amount of energy across the electromagnetic spectrum, with characteristics indicating that this luminosity is not produced by the stars.
NGC 835 group NGC 873 is a member of the NGC 835 galaxy group (also known as LGG 49). The other galaxies in the group are NGC 833, , NGC 838, NGC 839, , and .
Supernova One supernova has been observed in NGC 873: SN 2022xjk (TypeII, mag. 17.414) was discovered by the Zwicky Transient Facility on 12 October 2022.
See also List of NGC objects (1–1000)
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