Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Gemini 4

Gemini 4 (officially Gemini IV) was the second crewed spaceflight in NASA's Project Gemini, occurring in June 1965. It was the tenth crewed American spaceflight (including two X-15 flights at altitudes exceeding 100 kilometers (62 mi; 54 nmi)). Astronauts James McDivitt and Ed White orbited the Earth 66 times in four days, making it the first US flight…

Members & Art

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Gemini 4. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

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

Apogee altitude
289 kilometers (180 mi; 156 nmi)
COSPAR ID
1965-043A
Crew size
2
Distance travelled
2,590,600 kilometers (1,609,700 miles; 1,398,800 nautical miles)
Epoch
June 3, 1965
EVA duration
36 minutes

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Mission Personnel

Mission parameters

Objectives

Flight

Insignia

Post-flight

Bibliography

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.

Map overview Semantic statistics

Gemini 4

Nodes88
Edges87
Triples114
Avg. degree1.98
Density0.022727
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Gemini 4

Top relations

related to External links · 28
Gemini 4 → Archived, Barton, Camera, Ed White Spacewalk- Dual, Four Days, Gemini, Grimwood, Hacker, History, Internet Archive, James, June, May, NASA, NSSDC, On, PDF, Project Gemini, Real Speed, Report
related to Objectives · 18
Gemini 4 → American, As, EVA, Gemini, June, March, Moon, NASA, Soviet Alexei Leonov, Soviet Vostok, Soviets, Space Race, Subsequent Gemini, The, United States, US, Voskhod, White
related to Insignia · 14
Gemini 4 → American, American Eagle, Cyrillic, Gemini, Gus Grissom, McDivitt's, Molly Brown, NASA, Previous, Since McDivitt, Soviet, The, There, White
related to Rendezvous attempt · 14
Gemini 4 → At, Gemini, Initially McDivitt, McDivitt, NASA, On, Simply, The, There, This, Titan, When McDivitt, White, White's
related to Preparations · 12
Gemini 4 → April, Cape Canaveral Launch Complex, EVA, Final, Gemini, January, May, McDonnell, NASA, The, The Gemini, Titan II
Members · 2
Gemini 4 → Edward H. White II, James A. McDivitt
Apogee altitude · 1
Gemini 4 → 289 kilometers (180 mi; 156 nmi)
COSPAR ID · 1
Gemini 4 → 1965-043A
Crew size · 1
Gemini 4 → 2
Distance travelled · 1
Gemini 4 → 2,590,600 kilometers (1,609,700 miles; 1,398,800 nautical miles)

Important terminology Word statistics

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

Important terminology

mcdivitt spacecraft white gemini flight first space mission nasa eva rendezvous orbit american launch astronauts would mi nmi experiments two

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Gemini 4Apogee altitude289 kilometers (180 mi; 156 nmi)1.00infobox
Gemini 4COSPAR ID1965-043A1.00infobox
Gemini 4Crew size21.00infobox
Gemini 4Distance travelled2,590,600 kilometers (1,609,700 miles; 1,398,800 nautical miles)1.00infobox
Gemini 4EpochJune 3, 19651.00infobox
Gemini 4EVA duration36 minutes1.00infobox
Gemini 4EVAs11.00infobox
Gemini 4Inclination32.5 degrees1.00infobox
Gemini 4Landing dateJune 7, 1965, 17:12:11 (1965-06-07UTC17:12:12Z) UTC1.00infobox
Gemini 4Landing siteNorth Atlantic Ocean .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo…1.00infobox
Gemini 4Launch dateJune 3, 1965, 15:15:59 (1965-06-03UTC15:15:59Z) UTC1.00infobox
Gemini 4Launch mass3,570 kilograms (7,880 lb)1.00infobox
Gemini 4Launch siteCape Kennedy LC-191.00infobox
Gemini 4ManufacturerMcDonnell1.00infobox
Gemini 4MembersJames A. McDivitt1.00infobox
Gemini 4MembersEdward H. White II1.00infobox
Gemini 4Mission duration4 days, 1 hour, 56 minutes, 12 seconds1.00infobox
Gemini 4Mission typeExtravehicular activity1.00infobox
Gemini 4OperatorNASA1.00infobox
Gemini 4Orbits completed66 (62 revolutions)1.00infobox
Gemini 4Perigee altitude165 kilometers (103 mi; 89 nmi)1.00infobox
Gemini 4Period89.03 minutes1.00infobox
Gemini 4Recovered byUSS Wasp1.00infobox
Gemini 4Reference systemGeocentric1.00infobox
Gemini 4RegimeLow Earth orbit1.00infobox
Gemini 4RocketTitan II GLV, s/n 62-125591.00infobox
Gemini 4SATCAT no.13901.00infobox
Gemini 4SpacecraftGemini SC41.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.