Rus-M was a proposed launcher design which was intended to become Russia's main launch vehicle for crewed spaceflight after 2018, and an integral part of the Orel spacecraft being developed to replace the Soyuz.
Rus-M was being developed by TsSKB-Progress, beginning in 2009. The program was halted in October 2011, restarted in 2012 and finally cancelled in August 2015.