2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/166502I review the current status of neutrino astrophysics, including solar neutrinos; atmospheric neutrinos; neutrino mass and oscillations; supernova neutrinos; neutrino nucleosynthesis (Big Bang nucleosynthesis, the neutrino process, the r-process); neutrino cooling and red giants; and high energy neutrino astronomy.37 pages, 15 figures; presentation at an introductory levelNuclear TheoryAstrophysicstext