While the Ascendant is the point of self-awareness, the Descendant is the point of awareness of others. We find ourselves through the Ascendant, but the Descendant is what we find in others.
Sasportas establishes the Descendant as the axis of other-recognition, structurally opposing the Ascendant’s self-definition and making projection and relationship its primary psychological domain.
, The Twelve Houses: An Introduction to the Houses in Astrological Interpretation, 1985thesis