Cosmists

Russian and Soviet rocket scientist and pioneer of the astronautic theory (1857-1935)

Russian and Soviet mineralogist and geochemist, one of the founders of geochemistry, biogeochemistry, and of radiogeology

Russian Orthodox theologian, priest, philosopher, mathematician, physicist, electrical engineer, inventor and Neomartyr (1882–1937)

Russian philosopher and life extensionist (1829-1903)

Russian scientist, writer, philosopher

Ukrainian & Soviet science fiction writer, essayist, founding member of the Ukrainian Helsinki Group, dissident and actor (1926-2003)

author and researcher in the field of Artificial Intelligence

interdisciplinary scientist and cosmist (1897-1964)