Since the manned scientific research orbital station “Mir” ceased to exist, Russian cosmonauts have been actively involved in the work of the International Space Station. However, there is now a need for an independent and full-fledged Russian presence in orbit. To this end, a large-scale project of the Russian Orbital Station is being implemented, which will allow conducting unique research, creating the latest technologies and equipment, as well as preparing for interplanetary flights.
V.A. Solovyov (Wed,) studied this question.