EntityQ7302397· pop 7· linked from 39 articlesrecessional velocitySign in to savethe rate at which an astronomical object is moving away, typically from EarthConnectionsastronomyEntityredshiftEntityHubble–Lemaître lawEntitylight-yearEntityAndromeda GalaxyEntityparsecEntityMessier 81Entityexpansion of the universeEntityspectral lineEntityextragalactic astronomyEntitycomoving distanceEntitypeculiar velocityEntityCategoriesObservational astronomy