From 1925, he worked in the optics laboratory of the Paris Observatory. Between 1952 and 1958 he was vice-president of the International Astronomical Union. A lunar crater, Couder, is named for him. He was awarded the Valz Prize in 1936, and the Janssen Medal from the French Academy of Sciences in 1952.
- "Gazetteer of Planetary Nomenclature: Couder". International Astronomical Union (IAU) / USGS Astrogeology Science Center. Oct 18, 2010.
- "Prix et Subventions Attribués en 1936: Prix Valz". Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences. December 21, 1936. p. 1417.
- List of presidents of the Société astronomique de France