In Indian astrology the nine planets that influence our lives are Sri Surya Dev, Chandra Dev, Mangal Dev, Budh Dev, Brihsapati Dev, Shukra Dev, Shani Dev, Rahu Maharaj and Ketu Maharaj. All these Nine Planets together are known as Navgraha.
The Nav Graha Shanti Yantra must be Worshipped by all those people whose horoscope have bad positioning of planets and thus effecting their health, wealth, prosperity etc.
Nav Grah Shanti Yantra is a combined Yantra for all the nine planets and is divided into nine squares, each one representing one planet. Nav Graha Shanti Yantra helps to work against the bad and malefic effects of the nine planets and grants favorable effects. This Yantra is very useful to please the malefic planets and to increase their Positive Energy.
Properly Mantra Healed Nav Grash Shanti Yantra written on Bhoj Patra / Copper Plate gives you peace of mind, the worshiper gets general well being and good fortune. This Yantra must be kept and worshipped in temple of your house. By the use of this Yantra malefic effects of Planets are eliminated.