EntityQ1106580· pop 36· linked from 459 articlesArp 87Sign in to saveinteracting galaxyConnectionsQ1105445Entitylist of NGC objects (3001–4000)EntityepochEntityinteracting galaxyEntityQ2001491EntityNGC 3977EntityNGC 3632EntityEarthConceptNASAConceptsecondEntityconstellationEntityWilliam HerschelEntityHubble Space TelescopeEntitysupernovaEntityLeoEntitydigital object identifierEntityInternational Standard Serial NumberEntityInternational Astronomical UnionEntityredshiftEntityapparent magnitudeEntityCategoriesArp objectsAstronomical objects discovered in 1785Coma SuperclusterDiscoveries by William HerschelInteracting galaxiesIntermediate spiral galaxiesIrregular galaxiesLeo (constellation)NGC objectsUGC objects