NGC 6308 is a large intermediate spiral galaxy in the constellation of Hercules. Its velocity with respect to the cosmic microwave background is 8797 ± 3 km/s, which corresponds to a Hubble distance of 129.74 ± 9.08 Mpc (~423 million light-years). It was discovered by German astronomer Albert Marth on 6 June 1863. NGC 6308 has been identified as field galaxy, i.e. it does not belong to a cluster or group. One supernova has been observed in NGC 6308: SN 2023oyz (Type Ic, mag. 20.4214) was discovered by the Zwicky Transient Facility on 9 August 2023.
See also List of NGC objects (6001–7000)
References
External links Media related to NGC 6308 at Wikimedia Commons NGC 6308 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images


