Heliocentric astrology;

This work presents astrology from a heliocentric perspective, rethinking traditional astrological practice by using the sun-centered model of the cosmos. Its historical interest lies in the effort to modernize astrological theory in conversation with astronomy, and readers will find arguments, charts, and interpretive revisions grounded in that framework.

Holmes Whittier Merton appears to be an obscure author connected to esoteric or religious literature, but I cannot confidently identify him from the name alone. I would note his association with that general field without adding unsupported details.