The book is a critical survey of dicta of Parashara and Jaimini Mun The peculiar terse style of expression, the Sutra Shailey is thought to be initiated by Feda Pas, the Guru of Jaimim. Jaiming Mum was the one of the five distinguished disciples of Veda Vyas The same Sutta (krit Sutra) method is also available in the Buddhist and Jain literature writtes in Pali language Jaimini obtained the wisdom of Jyotisha from Parashara through his son Veda Vyas, Guru of the Munt. The work presents A comparative study of Parashara Hora and the Jaimini Sutras: A logical approach with potent proofs establishing Jaimini as an posterior authority of Vedic Jyotisha. Removal of confusion that there are two different schools namely the Parashara School and the Jaimini School, Experiments carried out on the certain area of Parashara-niles by Jaimini enshrined in the Jaimini (Upadesha) Sutras, Potent evidences of the existence of Jaimini in the third generation from Parashara in the Post-Parashara era, Digging into the scriptures, fixation of the date of Jaimini and Parashara,