Research any topic before you write.

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

Metis (moon)

Metis /ˈmiːtɪs/, also known as Jupiter XVI, is the innermost known moon of Jupiter. It was discovered in 1979 in images taken by Voyager 1, and was named in 1983 after the Titaness Metis, the first wife of Zeus and the mother of Athena. Additional observations made between early 1996 and September 2003 by the Galileo spacecraft allowed its surface to be…

Characters & Science

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 Metis (moon). 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.

Absolute magnitude (H)
10.5
Adjectives
Metidian, Metidean /mɛˈtɪdiən/
Albedo
0.061±0.003
Apoapsis
128026 km[a]
Apparent magnitude
17.5 (V)
Average orbital speed
31.501 km/s[a]

Topics to explore

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

Overview

Discovery and observations

Physical characteristics

Orbit and rotation

Relationship with Jupiter's rings

Sources

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

Metis (moon)

Nodes43
Edges42
Triples27
Avg. degree1.95
Density0.046512
Components1

How this topic connects Entity context

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

Metis (moon)

Top relations

Absolute magnitude (H) · 1
Metis (moon) → 10.5
Adjectives · 1
Metis (moon) → Metidian, Metidean /mɛˈtɪdiən/
Albedo · 1
Metis (moon) → 0.061±0.003
Apoapsis · 1
Metis (moon) → 128026 km[a]
Apparent magnitude · 1
Metis (moon) → 17.5 (V)
Average orbital speed · 1
Metis (moon) → 31.501 km/s[a]
Axial tilt · 1
Metis (moon) → ≈ 0°
Dimensions · 1
Metis (moon) → 60 km × 40 km × 34 km
Discovered by · 1
Metis (moon) → S. Synnott
Discovery date · 1
Metis (moon) → 4 March 1979

Important terminology Word statistics

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

Important terminology

jupiter metis jupiter's bibcode doi orbit 10 galileo satellites science moons surface discovery within ring also km density taken inner

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Metis (moon)Absolute magnitude (H)10.51.00infobox
Metis (moon)AdjectivesMetidian, Metidean /mɛˈtɪdiən/1.00infobox
Metis (moon)Albedo0.061±0.0031.00infobox
Metis (moon)Apoapsis128026 km[a]1.00infobox
Metis (moon)Apparent magnitude17.5 (V)1.00infobox
Metis (moon)Average orbital speed31.501 km/s[a]1.00infobox
Metis (moon)Axial tilt≈ 0°1.00infobox
Metis (moon)Dimensions60 km × 40 km × 34 km1.00infobox
Metis (moon)Discovered byS. Synnott1.00infobox
Metis (moon)Discovery date4 March 19791.00infobox
Metis (moon)Eccentricity0.00021.00infobox
Metis (moon)Escape velocity0.5–19 m/s[c]1.00infobox
Metis (moon)Inclination0.06° (to Jupiter's equator)1.00infobox
Metis (moon)Mass>6.2×1016 kg (likely)[a]1.00infobox
Metis (moon)Mean density>1.5 g/cm3 (likely)1.00infobox
Metis (moon)Mean orbit radius128000 km (1.792 RJ)1.00infobox
Metis (moon)Mean radius21.5±2.0 km1.00infobox
Metis (moon)Named afterΜήτις Mētis1.00infobox
Metis (moon)Orbital period (sidereal)0.294780 d (7 h, 4.5 min)1.00infobox
Metis (moon)Periapsis127974 km[a]1.00infobox
Metis (moon)Pronunciation/ˈmiːtɪs/1.00infobox
Metis (moon)Satellite ofJupiter1.00infobox
Metis (moon)Surface area6080 km21.00infobox
Metis (moon)Surface gravity0.8 cm/s2 (average)[b]1.00infobox
Metis (moon)Synodic rotation periodsynchronous1.00infobox
Metis (moon)Temperature≈ 123 K[a]1.00infobox
Metis (moon)Volume41300 km31.00infobox

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.