My Book can now be ordered at CreateSpace.com, an Amazon company, it costs only US$20. It will also be available to buy directly at Amazon.com in 5-7 days time. For India region as well, the book will be available soon in INR pricing. But you can always download and read the PDF (https://goo.gl/av6vEH) for free. If you downloaded the PDF earlier, make sure to redownload it as there were a few minor corrections before it was sent for print.
I briefly explain the Time Cycles of the Kalpa / Manvantara / Maha-Yuga and the Yuga, as per the Vedanga Jyotisha. Read the rest in my book fb.com/thescienceoftime due to release soon.
The Most Scientific Basis of Mahabharata War in 827 BCE. - Archaeological findings (with Carbon Dating) of Prof B.B. Lal, the Director General of the A.S.I. (Archaeological Survey of India - a Govt. of India organization), at the Hastinapur site in 1951
This is the CRUX of the Science of Time. Know for certain that the Vedic Samvatasara starts only with the month of Magha, never with Chaitra or any other month. The start of the Samvatsara with the month of Chaitra, as is the present practice, is the utter non-sense introduced by Aryabhatta (499 A.D.), a completely anti-vedic and self-professed scholar: