Gaia Early Data Release 3 - Catalogue validation C. Fabricius, X. Luri, F. Arenou, C. Babusiaux, A. Helmi, T. Muraveva, C. Reylé, F. Spoto, A. Vallenari, T. Antoja et al. (26 more) A&A, 649 (2021) A5 Published online: 28 April 2021 DOI: 10.1051/0004-6361/202039834