Nakshatra Shanti pooja is performed every year on the birth nakshtra to give protection and better results throughout the year. Nakshatra pooja comprises Ayushya homa (for longevity), Mrityunjaya homa (for good health and to get rid of chronic ailments), Navagraha Dosha/graha shanti pooja, Sapta Chiranjeevi pooja/homa.
Chiranjeevi means the person who never dies. Ashwatthama, Bali, Vyasa, Hanumanan, Vibhisana, Parshuramasch and Kripa are called as sapta chiranjeevi. These are performed by sadhaks. Seeing nakshatra significance in our lives nakshatra pooja should be conducted atleast once a year in your birth month on the day your janam nakshatra falls or every month on the day our nakshatra falls to get the maximum desired benefit.