Navagraha Puja

Navgraha Puja is a combined Puja for all the nine planets and is divided into nine parts. Navgraha puja is an extremely useful & beneficial puja, since it's worship strengthens benefic planets & increases their positive influence and pacifies malefic planets & neutralizes their negative effect. Navgraha Puja is recommended for all, particularly those whose planets are detrimental or malefic as per horoscope. Navgraha Puja shall be performed every year to ensure that you always get maximum advantage from your planets. 
The planets are to propitiated against their evil influences, to ward off them, the Navgraha Puja is done with faith to ward off all evils of planetary configuration.
The nine "grahas" or planets in our horoscope control our karma, our desires and their outcomes. Each of these nine planets exerts an influence in our lives, which is called "dasa" and it can be known from one's horoscope. Navagraha Shanti Puja is undertaken to reduce the negative effects and improve the positive energies related to a person.