Neutrino Astronomy

1. Introduction ∗ Overview ∗ Neutrino interactions ∗ Neutrino properties 2. Low energy astrophysical neutrinos ∗ Neutrino observatories: techniques, sensitivity ∗ Experimental milestones (solar neutrinos, supernovae neutrinos, geoneutrinos, etc.), synergies with other neutrino experiments ∗ Future experiments 3. Solar neutrinos ∗ Expectations ∗ Results from measurements of solar neutrinos ∗ Open problems and perspectives 4. Supernova neutrinos ∗ Generalities ∗ Expectation for neutrinos ∗ The supernova SN1987A ∗ Future supernovae and relic neutrinos 5. The cosmic rays, gamma–rays and neutrinos connection ∗ Cosmic rays flux and composition ∗ Acceleration mechanisms ∗ Propagation of extragalactic particles (particle horizon) ∗ The gamma–ray sky ∗ Electromagnetic and hadronic gamma–ray emission processes from astrophysical sources 6. High–energy astrophysical neutrinos ∗ Neutrino production (astrophysical beam dump) and propagation ∗ Atmospheric neutrinos ∗ High–energy neutrino fluxes associated with cosmic–ray and gamma–ray sources ∗ High–energy neutrino telescopes: detection principles, sensitivity, state of the art 7. Galactic neutrino sources ∗ Supernova remnants ∗ Binary systems (including Microquasars) ∗ Magnetars ∗ Pulsars 8. Extragalactic neutrino sources ∗ Active Galactic Nuclei ∗ Gamma–ray Bursts ∗ Diffuse neutrino fluxes 9. Ultra high–energy astrophysical neutrinos ∗ The GKZ cut–off ∗ Astrophysical sources of neutrinos ∗ Experimental R&D: optical, acoustic and radio neutrino telescopes and state of the art 10. Neutrinos and astro–particle physics ∗ Stars as particle physics laboratories ∗ Neutrinos from Dark Matter annihilation ∗ Particle physics with neutrino telescopes ∗ Topological defects and other top down models 11. Outlook