PPTS (Prospective Piloted Transport System), unofficially called Rus, is a project being undertaken by the Russian Federal Space Agency to develop a new-generation partially reusable capsule manned spacecraft.
Its official name is Pilotiruemyi Transportny Korabl Novogo Pokoleniya or PTK NP meaning New Generation Piloted Transport Ship.
The goal of the project is to develop a new-generation spacecraft to replace the current Soyuz which was developed by the Soviet Union, and is similar to US Orion spacecraft.