A blast from the infant Universe: The very high-z GRB 210905A A. Rossi, D. D. Frederiks, D. A. Kann, M. De Pasquale, E. Pian, G. Lamb, P. D’Avanzo, L. Izzo, A. J. Levan, D. B. Malesani et al. (45 more) A&A, 665 (2022) A125 Published online: 21 September 2022 DOI: 10.1051/0004-6361/202243225