We hear a lot of references to different kinds of angels in the Judaic and Christian traditions, and, if you’re like me, you’ve probably been curious about what to make of them. There are nine such kinds listed in the Christian tradition: Seraphim, Cherubim, Thrones, Dominions, Virtues, Powers, Principalities, Archangels, and Angels. To understand what they mean, we have to get a better understanding of how angels relate to one another, so let’s start there.