BIB2021 3BIB

Who we are ?

The OCA library gathers three libraries in the field of Astronomy and Planet Science :                      

Nice Mont-Gros library                                                                                                            
  • founded in 1881 by Raphaël Bischoffsheim,
  • specialized in Astronomy and related disciplines,
  • with a rich 19th-century collection of books and journals.

Nice Valrose library

  • since 2008
  • specialized in Astrophysics
  • affiliated with the Lagrange laboratory

Sophia-Antipolis Library

  • founded in  2012, it gathers the collections of 3 ancient libraries
    (Villefranche-sur Mer library  ; ancient Sophia-Antipolis library  ; Grasse library)
  • specialized  in Geophysics and geodesy
  • affiliated with the Geoazur laboratory



  • The three OCA libraries support the research and teaching activities of the Observatory.
  • In cooperation with others library networks, each OCA library provides access to materials and information, together with assistance and training in location and use of these materials.

Key figures

  • Public reception : 3 reading rooms (211 m2) - 41 seats (28 dedicated to work group - 13 individual offices) .
  • Collection (may 18 2021)  : 24180 titles (periodical titles 2264)
  • Communication : 1 unique portail to access resources and services  - 1 newsletter  "Biblonews"  - 1 email address for all the requests (This email address is being protected from spambots. You need JavaScript enabled to view it.)


Since many years, the OCA library has been developing partnerships to facilitate access to electronic resources and the documentary holdings of its members.

  • All the OCA laboratories have the right to access the online resources of BibCNRS portal via their specialized institutes, INSU or INSIS.
  • The OCA library  is member of  the Université Côte d'Azur 's libraries network.
  • Since 2016, the OCA library register its collections in the UCA catalog and the SUDOC national catalog.