Editing Soviet space program (section)

====Mars missions====
* Heavy rover [[Mars 4NM]] was going to be launched by the abandoned [[N1 (rocket)|N1]] launcher between 1974 and 1975.
* Mars [[sample return mission]] [[Mars 5NM]] was going to be launched by a single N1 launcher in 1975.
* Mars sample return mission [[Mars 5M]] or (Mars-79) was to be double launched in parts by Proton launchers, and then joined in orbit for flight to Mars in 1979.{{Citation needed|date=January 2023}}