Flammarion may refer to: Camille Flammarion (1842–1925), French astronomer and author Gabrielle Renaudot Flammarion (1877–1962), French astronomer, second wife of Camille Flammarion Sylvie Flammarion (1836-1919), French feminist and pacifist, first wife of Camille Flammarion Flammarion engraving by unknown artist; appeared in a book by Camille Flammarion Flammarion (lunar crater), a lunar crater named after Camille Flammarion Flammarion (Martian crater), a Martian crater named after Camille Flammarion Groupe Flammarion, a French publishing company Camille Flammarion Observatory, the astronomical observatory