Fallen angel/Prince of demons of (lust) with earthly missions alongside Azazel (revealer of hidden knowledge), Ramiel (divine visions) and Dagon (Philistine god).
*The word astral denotes a persons spirit, as opposed to physical body and/or consisting of supernatural substance*. Also relates to astral study. A telescope may be used to study the astral objects in the sky. *Britannica