A rare nova explosion is expected to occur in T Coronae Borealis, a binary star system visible to the naked eye.The nova, also known as the Blaze Star, is predicted to erupt on March 27, 2025.T CrB is a binary star system consisting of a white dwarf and a red giant that undergoes periodic nova eruptions.After the explosion, the star's brightness will increase, making it visible in the night sky from the Northern Hemisphere.