Poosam Star Rasi – What is the Rashi of Poosam Nakshatra? By Abhilash Rajendran Poosam Star is the eighth birth star among 27 Nakshatras or Natchathiram as per Hindu Tamil astrology or Jyothisham. As per Hindu moon astrology, Poosam Star Rasi is Karka Rashi (Kataka or Cancer Zodiac). Share Get link Facebook X Pinterest Email Other Apps Share Get link Facebook X Pinterest Email Other Apps