IV. Man's Further Destinies in the Spiritual Worlds. The Kingdom of Heaven

The astral world, too, is nothing but a sum of phenomena, which the human being experiences in his environment , when he has severed himself from his physical body and from his etheric body, so that he can use forces enabling him to see what he cannot otherwise see. This is the case, when he has discarded his physical body and his etheric body. The perceptive organs for the astral world are the organs of the astral body, analogous to the sense-organs of the physical body.