Goddess Chandraghanta is worshipped on the third day of Navratri, but due to the star condition this year, the Navratras will be celebrated for 10 days instead of nine, hence Goddess Chandraghanta is being worshipped on fourth day this year. These Navratras are considered very auspicious.
She is the married form the Goddess Parvati. After getting married to Lord Shiva Goddess Mahagauri started adorning her forehead with half Chandra and due to which Goddess Parvati was known as Goddess Chandraghanta.
This form of Goddess Parvati is peaceful and for welfare of her devotees. In this form Goddess Chandraghanta is ready for the war with all her weapons. It is believed that the sound of the moon-bell on her forehead expel all type of spirits away from her devotees.
Goddess Chandraghanta mounts on the tigress. She wears the semi-circular moon (Chandra) on her forehead. The half-moon on her forehead looks like the bell (Ghanta) and because of that she is known as Chandra-Ghanta.
She is depicted with ten hands and carries Trishul, Gada, Sword and Kamandal in her four left hands and keeps the fifth left hand in Varada Mudra. Devotees offer milk or Kheer on the third day of Navratra