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N1 (rocket): History, Launch history & Description

The N1 (from Ракета-носитель Raketa-nositel', "Carrier Rocket"; Cyrillic: Н1, GRAU index: 11A52, Sheldon: G-1-e, DoD: SL-15) was a super heavy-lift launch vehicle of the Soviet space program intended for crewed travel to the Moon and beyond. All four launch attempts between 1969 and 1972 failed. Studied and designed by OKB-1 since 1959, it was the…

Language: English [EN]
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N1 (rocket) topic overview

The analysis highlights History, Launch history and Description as prominent areas in the source structure around N1 (rocket). 1 topic appears in more than one source area, which can help identify connections that are less obvious in a linear reading.

Related topics
151
Source areas
5
Connected nodes
159
Extracted relationships
43
Concept neighborhoods
46
Bridge connections
159

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

History · 70 topics
Overview · 47 topics
Description · 16 topics
Launch history · 15 topics
Confusion on L3 designation · 4 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Burn time
125 seconds · 120 seconds · 370 seconds · 443 seconds · 600 seconds
Comparable
Saturn V
Country of origin
USSR
Diameter
17 m (56 ft)
Failure
4
First flight
21 February 1969

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Description

Launch history

Confusion on L3 designation

Bibliography

  • ISBN ISBN (identifier)

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How N1 (rocket) connects Entity context

The extracted context around N1 (rocket) shows recurring relationship patterns in the source. For example, N1 (rocket) → 1,800 kN (400,000 lbf), 14,064 kN (3,162,000 lbf), 329 kN (74,000 lbf), 83.36 kN (18,740 lbf), SL: 45,780 kN (10,290,000 lbf), vac: 46,320 kN (10,410,000 lbf) Another extracted example is N1 (rocket) → 120 seconds, 125 seconds, 370 seconds, 443 seconds, 600 seconds. Use these groups to spot repeated connection types before inspecting the individual relationships.

N1 (rocket)

Top relations

Maximum thrust · 6
N1 (rocket) → 1,800 kN (400,000 lbf), 14,064 kN (3,162,000 lbf), 329 kN (74,000 lbf), 83.36 kN (18,740 lbf), SL: 45,780 kN (10,290,000 lbf), vac: 46,320 kN (10,410,000 lbf)
Burn time · 5
N1 (rocket) → 120 seconds, 125 seconds, 370 seconds, 443 seconds, 600 seconds
Powered by · 5
N1 (rocket) → 1 × NK-21, 1 × RD-58, 30 × NK-15, 4 × NK-19, 8 × NK-15V
Specific impulse · 5
N1 (rocket) → 325 s (3.19 km/s), 346 s (3.39 km/s), 349 s (3.42 km/s), SL: 297 s (2.91 km/s), vac: 318 s (3.12 km/s)
Mass · 3
N1 (rocket) → 2,750,000 kg (6,060,000 lb), 95,000 kg (209,000 lb), cca 33,000 kg (73,000 lb)[a]
Comparable · 1
N1 (rocket) → Saturn V
Cost per launch · 1
N1 (rocket) → US$604 million in 1985 dollars ($1.81 billion in .mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}2025)
Country of origin · 1
N1 (rocket) → USSR
Diameter · 1
N1 (rocket) → 17 m (56 ft)
Failure · 1
N1 (rocket) → 4

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

engines launch n1 block rocket first engine stage lunar system moon soyuz would shut stages kord saturn soviet two korolev

N1 (rocket) relationships Subject–Predicate–Object triples

TTTA extracted 43 structured relationships around N1 (rocket). Examples in this analysis include N1 (rocket) → Burn time → 125 seconds and N1 (rocket) → Burn time → 120 seconds. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
N1 (rocket)Burn time125 seconds1.00infobox
N1 (rocket)Burn time120 seconds1.00infobox
N1 (rocket)Burn time370 seconds1.00infobox
N1 (rocket)Burn time443 seconds1.00infobox
N1 (rocket)Burn time600 seconds1.00infobox
N1 (rocket)ComparableSaturn V1.00infobox
N1 (rocket)Cost per launchUS$604 million in 1985 dollars ($1.81 billion in .mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}2025)1.00infobox
N1 (rocket)Country of originUSSR1.00infobox
N1 (rocket)Diameter17 m (56 ft)1.00infobox
N1 (rocket)Failure41.00infobox
N1 (rocket)First flight21 February 19691.00infobox
N1 (rocket)FunctionSuper heavy-lift launch vehicle for crewed lunar mission1.00infobox
N1 (rocket)Height105.3 m (345 ft)1.00infobox
N1 (rocket)Last flight23 November 19721.00infobox
N1 (rocket)Launch sitesBaikonur, Site 1101.00infobox
N1 (rocket)ManufacturerOKB-11.00infobox
N1 (rocket)Mass2,750,000 kg (6,060,000 lb)1.00infobox
N1 (rocket)Mass95,000 kg (209,000 lb)1.00infobox
N1 (rocket)Masscca 33,000 kg (73,000 lb)[a]1.00infobox
N1 (rocket)Maximum thrustSL: 45,780 kN (10,290,000 lbf)1.00infobox
N1 (rocket)Maximum thrustvac: 46,320 kN (10,410,000 lbf)1.00infobox
N1 (rocket)Maximum thrust14,064 kN (3,162,000 lbf)1.00infobox
N1 (rocket)Maximum thrust1,800 kN (400,000 lbf)1.00infobox
N1 (rocket)Maximum thrust329 kN (74,000 lbf)1.00infobox
N1 (rocket)Maximum thrust83.36 kN (18,740 lbf)1.00infobox
N1 (rocket)Powered by30 × NK-151.00infobox
N1 (rocket)Powered by8 × NK-15V1.00infobox
N1 (rocket)Powered by4 × NK-191.00infobox
N1 (rocket)Powered by1 × NK-211.00infobox
N1 (rocket)Powered by1 × RD-581.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around N1 (rocket) bring nearby vocabulary together. In this analysis, examples include Saturn, Launch and First. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • N1 (rocket)
    • Saturn
    • Launch
    • First
    • L3
    • Soyuz
    • Stages
    • Test
    • Rocket
    • Pad
    • Lunar
    • Flight
    • Engines
  • n1 (rocket)
    • Saturn
    • Launch
    • First
    • L3
    • Soyuz
    • Stages
    • Test
    • Rocket
    • Pad
    • Lunar
    • Used
    • Flight
  • super heavy-lift launch vehicle
    • Pad
    • First
    • Vehicle
    • N1
    • System
    • Rocket
    • Kord
    • Second
    • Seconds
    • Saturn
    • Stages
    • Program
  • soviet space program
    • Soviet
    • Lunar
    • Vehicle
    • N1-l3
    • Orbit
    • Control
    • First
    • Flight
    • L3
    • Saturn
    • Also
    • System
  • crewed travel
    • Moon
    • Lunar
    • Orbit
    • Us
    • Program
    • Soviet
    • Flight
    • N1-l3
    • Vehicle
    • N1
    • Also
    • Korolev
  • moon
    • Us
    • Soviet
    • Soyuz
    • Rocket
    • Spacecraft
    • Lunar
    • Would
    • N1-l3
    • Orbit
    • Program
    • Vehicle
    • Flight
  • saturn v
    • Stages
    • Pad
    • N1-l3
    • Thrust
    • Second
    • Vehicle
    • Also
    • First
    • Would
    • Orbit
    • Failure
    • Us
  • attitude control
    • System
    • Also
    • Thrust
    • Failure
    • First
    • Second
    • Vehicle
    • Stage
    • Engines
    • Shut
    • Kord
    • Soviet

Connections between topic areas Semantic bridges

For N1 (rocket), one of the stronger structural bridges in this analysis connects N1 (rocket) with History. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
N1 (rocket) — History · splits 89 ⟂ 71
N1 (rocket) — Overview · splits 112 ⟂ 48
N1 (rocket) — Description · splits 143 ⟂ 17
N1 (rocket) — Launch history · splits 144 ⟂ 16
N1 (rocket) — Confusion on L3 designation · splits 155 ⟂ 5

Map overview Semantic statistics

N1 (rocket)

Nodes160
Edges159
Triples43
Avg. degree1.99
Density0.0125
Components1

Source & methodology

TTTA analyzes the structure around N1 (rocket) to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Launch history & Description, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — N1 (rocket) · EN edition · Analysis: TopicsToTalkAbout

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