Know About Krittika and Uttarasadha Nakshatra Compatibility in Love, Marriage, Career, Friendship, and Sex. Find out Krittika and Uttarasadha Nakshatra's compatibility and other personality traits. The 21st star among the 27 Nakshatras is called Uttarasadha. The Nakshatra, otherwise called “Star of All inclusiveness” and “Group of stars of the Sky,” is situated at the last ten levels of Capricorn and the last ten levels of Sagittarius. The Sun is commended in the Uttarasadha zodiac as of now, where it is at its most elevated level.