SN 2014U was discovered in NGC 3859. See also List of NGC objects (3001–4000) NGC 3079-galaxy with starburst superbubble Messier 82-nearby galaxy undergoing a starburst References External links 3859 36582 Leo (constellation) Leo Cluster Peculiar galaxies Astronomical objects discovered in 1884 Spiral galaxies Starburst galaxies 6721 Interacting galaxies Discoveries by Édouard Stephan