This project will organise a live rock concert on 10 May 2019 in Madrid, Spain. Artists will include professional rock musicians of famous Spanish indie rock bands (such as Lagartija Nick and Lori Meyers) that will play themes connected to Astronomy and Space Sciences, including a new theme dedicated to IAU100 The stage will be installed in a cinematic environment near the dome of the Madrid planetarium, on which images and videos will be projected. There will also be simultaneous observations with amateur telescopes and an astro-music session covering different artists including Mozart, Metallica, David Bowie, Vangelis and many more.