The N1 was a super heavy-lift launch vehicle intended to deliver payloads beyond low Earth orbit, acting as the Soviet counterpart to the US Saturn V. It was designed with manned extra-orbital travel in mind. Development work started on the N1 in 1959. Its first stage is the most powerful rocket stage ever built. (checked 2019)
N1 Rocket by AllThingsSpace on Sketchfab · licensed CC BY 4.0
