NGC 320 is a spiral galaxy in the constellation Cetus. Its velocity with respect to the cosmic microwave background is , which corresponds to a Hubble distance of . It was discovered by American astronomer Francis Leavenworth in 1886.
NGC 7154 is a Seyfert I galaxy, i.e. it has a quasar-like nucleus with very high surface brightnesses whose spectra reveal strong, high-ionisation emission lines, but unlike quasars, the host galaxy is clearly detectable.
Supernova One supernova has been observed in NGC 320: SN 2026nwg (TypeII, mag. 17.359) was discovered by ATLAS on 27 May 2026.
See also List of NGC objects (1–1000)
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