Into the Ly alpha jungle: exploring the circumgalactic medium of galaxies at z similar to 4-5 with MUSE

ESO Telescopes at the La Silla Paranal Observatory 0102.A-0261 Science & Technology Facilities Council (STFC) ST/P000541/1 European Research Council (ERC) 757535 Space Telescope Science Institute's Director's Research Funds Swiss National Science Foundation (SNSF) PP00P2-163824 Danmarks Grundforskningsfond Comision Nacional de Investigacion Cientifica y Tecnologica (CONICYT) CONICYT FONDECYT 1191232