Indian astrology is popularly referred to as Vedic astrology. This is not because it is there in the Vedas. There is no mention of astrology in the Vedas. However, it is one of the Vedangas, i.e., limb or branch of Vedas, and dates back to the Vedic period. Several of the Poojas and remedial measures prescribed in the Indian astrology are as per the Vedic system. Hence, it is called Vedic astrology.
This Book gives the best introduction of the important concepts and ideas on which this marvelous work is written by great sages of ancient times.