Observations made with the MUSE spectrograph, with the collaboration of Instituto de Astrofísica e Ciências do Espaço (IA), allowed for direct detection of the invisible glow of Lyman-alpha emission, from dim clouds of hydrogen in the early Universe.
A Universe Aglow
Galáxias no Campo Ultra profundo do Hubble (HUDF). Crédito: ESO/ Lutz Wisotzki et al.
