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RD-180: History & Applications

The RD-180 (Russian: Ракетный Двигатель-180 (РД-180), romanized: Raketnyy Dvigatel-180, lit. 'Rocket Engine-180') is a rocket engine that was designed and built in Russia. It features a dual combustion chamber, dual-nozzle design and is fueled by a RP-1/LOX mixture. The RD-180 is derived from the RD-170 line of rocket engines, which were used in the…

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RD-180 topic overview

The analysis highlights History and Applications as prominent areas in the source structure around RD-180. 1 topic appears in more than one source area, which can help identify connections that are less obvious in a linear reading.

Related topics
67
Source areas
4
Connected nodes
72
Extracted relationships
175
Concept neighborhoods
33
Bridge connections
72

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 · 34 topics
Overview · 16 topics
Applications · 13 topics
Design and specifications · 5 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.

Application
Booster
Burn time
270 seconds
Chamber
2
Chamber pressure
26.7 MPa (3,870 psi)
Country of origin
Russia
Cycle
Staged combustion

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

Design and specifications

History

Applications

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 RD-180 connects Entity context

The extracted context around RD-180 shows recurring relationship patterns in the source. For example, RD-180 → An, As, Atlas, Atlas IIA, Atlas IIA-R, Atlas III, Common Core Booster, Division, During, EELV, Evolved Expendable Launch Vehicle, General Dynamics Space Systems, However, Lockheed Martin, NPO Energomash, Pratt, RD Amross, Russia, Russian, The Another extracted example is RD-180 → Aerospace Corporation, Atlas, Atlas III, Cold War, Dmitry Rogozin, Doubts, Early, For, However, In, March, May, On, Russia, Russian, Russian Deputy Prime Minister, Russian-made, Ukraine, ULA Atlas, United States. Use these groups to spot repeated connection types before inspecting the individual relationships.

RD-180

Top relations

has application · 24
RD-180 → An, As, Atlas, Atlas IIA, Atlas IIA-R, Atlas III, Common Core Booster, Division, During, EELV, Evolved Expendable Launch Vehicle, General Dynamics Space Systems, However, Lockheed Martin, NPO Energomash, Pratt, RD Amross, Russia, Russian, The
related to 2014–2015 availability concerns · 23
RD-180 → Aerospace Corporation, Atlas, Atlas III, Cold War, Dmitry Rogozin, Doubts, Early, For, However, In, March, May, On, Russia, Russian, Russian Deputy Prime Minister, Russian-made, Ukraine, ULA Atlas, United States
related to Planned US production of the RD-180 · 22
RD-180 → According, Alabama, BE-4, Blue Origin, Decatur, Defense Department, February, GAO Assessment, In, NASA, Pratt, Russian RD-180, Selected Major Weapon Programs, The US-manufactured, There, This, ULA, Under RD AMROSS, United Launch Alliance, United States
related to Replacement options for the RD-180 · 22
RD-180 → As, At, Atlas, BE-4, BE-4 LOX/methane, Blue Origin, Defense Department, Formal, In February, In September, June, NASA, Russian RD-180, Russian-built, Several, Two, ULA, ULA Atlas, United Launch Alliance, United States
related to Prospective uses · 17
RD-180 → Aeronautics, American Institute, Astronautics, For, In March, Jerry Grey, MN, NASA, October, Princeton University, RD Amross, RD-170, Roskosmos, Rus-M Russian, Russia, Russian Space Agency, Universities Space Research Association
related to External links · 15
RD-180 → Astronautix, Atlas III, Channel Four Television Corporation, Documentary, Equinox, In From The Cold, Lockheed Martin, May, N1, NK-33, NPO EnergomashRD-180, RD-180RD-180, Russian, The Engines That Came, US
related to history · 15
RD-180 → After, Antares, Atlas III, Buran, Kuznetzov, Lockheed Martin Atlas III, NK-33, RD-170's, Russian, Soviet Energia, The, The RD-170, This, United Launch Alliance Atlas, US
related to 2022 Russian invasion of Ukraine · 7
RD-180 → February, March, On, Russia, Ukraine, United States, US
related to Design and specifications · 6
RD-180 → If, RD-170, RP-1/LOX, The, The RD-180, US
Application · 1
RD-180 → Booster

Important terminology

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

Important terminology

engine launch atlas us russian engines rocket vehicle united 2014 ula first used russia would lox iii booster combustion new

RD-180 relationships Subject–Predicate–Object triples

TTTA extracted 175 structured relationships around RD-180. Examples in this analysis include RD-180 → Application → Booster and RD-180 → Burn time → 270 seconds. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
RD-180ApplicationBooster1.00infobox
RD-180Burn time270 seconds1.00infobox
RD-180Chamber21.00infobox
RD-180Chamber pressure26.7 MPa (3,870 psi)1.00infobox
RD-180Country of originRussia1.00infobox
RD-180CycleStaged combustion1.00infobox
RD-180DesignerNPO Energomash1.00infobox
RD-180Diameter3.15 m (10.3 ft)1.00infobox
RD-180Dry mass5,480 kg (12,080 lb)1.00infobox
RD-180First flight24 May 2000 (2000-05-24)1.00infobox
RD-180Length3.56 m (11.7 ft)1.00infobox
RD-180ManufacturerNPO Energomash1.00infobox
RD-180Mass flow1,250 kg/s (165,000 lb/min)1.00infobox
RD-180Mixture ratio2.72 (73% O 2, 27% RP-1)1.00infobox
RD-180Nozzle ratio36.871.00infobox
RD-180PredecessorRD-1701.00infobox
RD-180PropellantLOX / RP-11.00infobox
RD-180Specific impulse, sea-level311 s (3.05 km/s)1.00infobox
RD-180Specific impulse, vacuum338 s (3.31 km/s)1.00infobox
RD-180StatusActive1.00infobox
RD-180Throttle range47–100%1.00infobox
RD-180Thrust, sea-level3,830 kN (860,000 lbf)1.00infobox
RD-180Thrust, vacuum4,150 kN (930,000 lbf)1.00infobox
RD-180Thrust-to-weight ratio78.441.00infobox

Related concept clusters Concept neighborhoods

The concept neighborhoods around RD-180 bring nearby vocabulary together. In this analysis, examples include Launch, Russian and United. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • RD-180
    • Launch
    • Russian
    • United
    • Engine
    • Rocket
    • Atlas
    • Us
    • Engines
    • Vehicle
    • States
    • Russia
    • Ula
  • rd-180
    • Launch
    • Russian
    • United
    • Engine
    • Rocket
    • Atlas
    • Us
    • Engines
    • Vehicle
    • States
    • Russia
    • Ula
  • rocket engine
    • Stage
    • Russian
    • Rd-180
    • Rocket
    • Atlas
    • Us
    • Launch
    • Ula
    • Engines
    • Program
    • Development
    • Used
  • combustion chamber
    • Rp-1
    • Lox
    • Energomash
    • First
    • Russian
    • Rd-170
    • Rocket
    • Rd-180
    • Ukraine
    • Engines
    • Origin
    • Program
  • energia launch vehicle
    • Vehicle
    • Rd-180
    • Atlas
    • United
    • Used
    • Alliance
    • Russian
    • First
    • Space
    • Us
    • Announced
    • Iii
  • atlas iii
    • Iii
    • Launch
    • Use
    • Russian
    • Engine
    • Rd-180
    • First
    • Vehicle
    • Us
    • Engines
    • Alliance
    • Announced
  • atlas v
    • Iii
    • Launch
    • Russian
    • Engine
    • Rd-180
    • First
    • Use
    • Vehicle
    • Us
    • Engines
    • Alliance
    • Announced
  • launch vehicles
    • Vehicle
    • Rd-180
    • Atlas
    • United
    • Used
    • Alliance
    • Russian
    • First
    • Space
    • Us
    • Announced
    • Iii

Connections between topic areas Semantic bridges

For RD-180, one of the stronger structural bridges in this analysis connects RD-180 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
RD-180 — History · splits 38 ⟂ 35
RD-180 — Overview · splits 56 ⟂ 17
RD-180 — Applications · splits 59 ⟂ 14
RD-180 — Design and specifications · splits 67 ⟂ 6

Map overview Semantic statistics

RD-180

Nodes73
Edges72
Triples175
Avg. degree1.97
Density0.027397
Components1

Source & methodology

TTTA analyzes the structure around RD-180 to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Applications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — RD-180 · EN edition · Analysis: TopicsToTalkAbout

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