Orel (Russian: Орёл, lit. 'Eagle') or Oryol, formerly Federation (Russian: Федерация, romanized: Federatsiya), and PPPTS (Russian: Перспективная Портативный Пилотируемая Транспортная Система, romanized: Perspektivnaya Portativnyy Pilotiruemaya Transportnaya Sistema, lit. 'Prospective Portable Piloted Transport System'), is a project by Roscosmos to develop a new-generation, partially reusable crewed spacecraft.