Subjects: SPACE race; SPACE flight to Mars; ASTRONAUTSUNITED States; SOVIET Union
Record details
Subjects: SPACE vehicle landing -- Mars (Planet); SAMOVARS; MARTIAN aeronauticsSOVIET Union
Subjects: MARTIAN exploration; SPACE ships; SPACE stationsSOVIET Union
Subjects: SPACE race; SPACE flight to Mars; ASTRONAUTSSOVIET Union; UNITED States