Illustration par défaut

The Observatoire de Paris is a Grand Établissement whose missions and operations are defined by Decree no. 85-715 of July 10, 1985.

It is headed by a President elected for a five-year term, and administered by a Board of Directors. The President and the Board of Directors are assisted by a Scientific Advisory Board.

Its High Scientific Committee (HCS), made up of independent personalities, advises the establishment on its activities and scientific organization.

Observatoire de Paris - PSL is organized around three scientific departments, three scientific services and common services.

The Paris Observatory is made up of five departments, an institute, two scientific services, and joint services.

Organigramme de l'établissement - Septembre 2026
Organigramme de l’établissement - Septembre 2026

The organizational chart of the Paris Observatory - PSL is available for download in PDF format in French

Modifié le 16 septembre 2026