Explore the fascinating realm of ultralight particle radiation from compact stars and delve into the intriguing effects of neutrinos in this illuminating 28-minute lecture by T.K. Poddar at the Galileo Galilei Institute. Gain insights into cutting-edge astrophysical research, examining the complex interactions between ultralight particles and dense stellar environments. Discover how neutrinos play a crucial role in these processes and their implications for our understanding of compact star physics.