Era Natural phenomena in the zodiac are used to record the passage of time. The art of writing afforded the means to record the exact succession of events and epochs. In chronology and periodisation, an epoch or reference epoch is an instant in time chosen as the origin of a particular calendar era. The "epoch" serves as a reference point from which time is measured. We have eras for cosmological, calendric and historiographical purposes. Hindu cosmology was mentioned in the previous blog. Non-Regnal Eras Grahaparivritti Cycle This cycle is a chronological system used in southern India. It is a cycle of 90 years based on the the sum of the products in days of 15 revolutions of Mars,22 Mercury , 11 Jupiter,5 venus, 29 Saturn and 1 for Sun. The epoch occurs in 27 BCE on termination of 3078 of Kali yug. It is a sidereal year. To convert to CE date add 24 and divide by 90 to know the number of cycles till date. 2025 CE will correspond ...
The cosmos has a lot of hidden facts, and we are not aware of them. Humans have been learning from the heavens and updating their lives since ancient times. In doing so, we have forgotten the efforts of the previous generation who had opened the cosmos to us. Some facts we knew, but had no proof of, as we unfold and update, the facts confirm their findings. My effort is to bring out these fundamentals as given in ancient Hindu texts