Cosmic atlas
Interactive maps
Explore CosmoInsider’s connected knowledge through maps, atlases and comparisons based on our editorial records.
Nearby space
Solar System
Interactive map of the Sun, planets, dwarf planets, their moons and the main regions of the Solar System, connected to CosmoInsider editorial records.
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Objects with an editorial record
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01
EarthPlanet · Solar SystemVerified data
Earth is the third planet from the Sun and the largest of the terrestrial planets. It is the only known place inhabited by living things and the only planet in the solar system with liquid water on its surface.
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EuropaMoon · JupiterVerified data
Europa is one of Jupiter’s four large moons and the planet’s fourth-largest moon. Its icy surface and measurements pointing to a salty ocean beneath its crust make it a major target for investigating potentially habitable environments beyond Earth. Launched in 2024, the Europa Clipper mission will study whether places beneath its surface could support life.
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JupiterPlanet · Solar SystemVerified data
Jupiter (JPL 599) is the fifth planet: a rapidly rotating gas giant with a hydrogen-helium atmosphere, an intense magnetosphere, moons, and faint dusty rings.
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MarsPlanet · Solar SystemVerified data
Mars (499) is the fourth planet from the Sun: a rocky, cold, dusty desert world with a very thin atmosphere, seasons, polar ice caps, extinct volcanoes, canyons, and active weather.
- mean radius
- 3389.5 km
- mass
- 6.4171 × 10^23 kg
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MercuryPlanet · Solar SystemVerified data
Mercury is the closest planet to the Sun and the smallest planet in the solar system. JPL identifier 199 corresponds to a rocky world with a 2439.4 ± 0.1 km mean radius, a 58.6462-day sidereal rotation period, and an extremely tenuous exosphere.
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MoonMoon · EarthVerified data
The Moon is Earth's only natural satellite. It is a differentiated rocky body with a core, mantle, and crust, orbiting Earth at an average distance of about 384,400 km. Its synchronous rotation means it always shows the same hemisphere to our planet.
- mean radius
- 1737.4 km
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NeptunePlanet · Solar SystemVerified data
Neptune is the eighth and most distant planet in the solar system: an ice giant discovered in 1846 through mathematical predictions. It has a dynamic atmosphere, rings, moons, and an orbit lasting nearly 165 Earth years.
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SaturnPlanet · Solar SystemVerified data
Saturn is the sixth planet from the Sun and the second-largest in the solar system. It is a gas giant composed mostly of hydrogen and helium, known for its complex ring system and numerous moons. The Cassini mission arrived at Saturn in 2004 and ended in 2017.
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SunStar · Solar SystemVerified data
The Sun is a yellow dwarf star about 4.5 billion years old, composed mainly of hydrogen and helium. Located at the center of the solar system, it provides energy essential for life on Earth and gravitationally holds the bodies that make up the system in orbit.
- mean radius
- 695700 km
- radius
- 1 solar_radius
- effective temperature
- 5772 kelvin
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UranusPlanet · Solar SystemVerified data
Uranus is the seventh planet from the Sun, an ice giant that rotates on its side. It has 13 faint rings; NASA lists 29 recognized moons as of August 2026.
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VenusPlanet · Solar SystemVerified data
Venus is a cloud-shrouded planet, a nearby planetary neighbor of Earth, and NASA describes it as the hottest planet in the solar system. Its carbon-dioxide-dominated atmosphere has a surface pressure near 92 bar and temperatures around 464–467 °C.
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AdrasteaMoon · JupiterVerified data
Adrastea is a small inner moon of Jupiter, discovered by the Voyager science team in July 1979, orbiting inside Io’s orbit and associated with Jupiter’s dusty ring environment.
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AmaltheaMoon · JupiterVerified data
Amalthea is an irregular inner moon of Jupiter. Its low density, terrain and relationship with the rings inform the study of the Jovian system’s evolution.
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ArielMoon · UranusVerified data
Ariel is an icy moon of Uranus and one of its five major moons. The available evidence describes a very bright surface with few large craters and many small ones, suggesting that it may be the youngest Uranian moon in relative surface terms.
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AtlasMoon · SaturnVerified data
Atlas is an inner moon of Saturn orbiting around the outer edge of the A Ring. A prominent equatorial ridge gives it a distinctive flying-saucer shape.
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CallistoMoon · JupiterVerified data
Callisto is Jupiter’s second-largest moon. Its ancient surface preserves numerous craters, while Galileo data support investigation of a possible, still uncertain internal ocean.
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DaphnisMoon · SaturnVerified data
Daphnis is a small ring-embedded moon of Saturn that orbits within the Keeler Gap and raises waves in particles of the A ring.
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DeimosMoon · MarsVerified data
Deimos is the outer moon of Mars, a small, irregular body with a dark, cratered surface softened by deposits of regolith.
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DespinaMoon · NeptuneVerified data
Despina is a small irregular moon of Neptune, discovered in 1989 in Voyager 2 images. It is about 148 km across, orbits every eight hours, and lies within the planet’s faint ring system.
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DioneMoon · SaturnVerified data
Dione is a Saturnian moon with a 562 km mean radius, predominantly water-ice composition, inferred interior rock, brightness contrasts, and icy canyons observed by Cassini.
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EnceladusMoon · SaturnVerified data
Enceladus is an icy moon of Saturn whose subsurface ocean feeds plumes of vapour and ice particles. Cassini revealed an active, potentially habitable world, not a detection of life.
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EpimetheusMoon · SaturnVerified data
Epimetheus is an irregular moon of Saturn, about 116 km across, that shares an almost identical orbit with Janus and occasionally exchanges orbital positions with it.
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GalateaMoon · NeptuneVerified data
Galatea is a small, irregularly shaped moon of Neptune. It orbits in Neptune’s direction of rotation, relatively close to the planet’s equatorial plane, and NASA sources associate its gravity with the stabilization of ring arcs.
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GanymedeMoon · JupiterVerified data
Ganymede is the Solar System’s largest moon. Its intrinsic magnetic field, evidence for a salty ocean and contrasting icy terrains make it a key world for studying ocean-moon evolution.
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HeleneMoon · SaturnVerified data
Helene is an irregular moon of Saturn, with a mean radius of 17.6 km, sharing Dione’s orbital neighborhood as a Trojan moon in a gravitationally stable region.
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HimaliaMoon · JupiterVerified data
Himalia is an irregular moon of Jupiter, ranked by NASA as the fifth largest, orbiting about 11.5 million km from the planet and thought likely to have been captured.
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HyperionMoon · SaturnVerified data
Hyperion is an irregular, nonspherical outer moon of Saturn, about 266 km across, notable for its porous-looking terrain, chaotic rotation, and a charged surface confirmed by Cassini.
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IapetusMoon · SaturnVerified data
Iapetus is a moon of Saturn, discovered by Giovanni Cassini in 1671, distinguished by an extreme bright-dark division, a near-equatorial ridge, and an irregular figure whose explanation remains under investigation.
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IoMoon · JupiterVerified data
Io is a rocky moon of Jupiter whose intense volcanism is linked to tidal heating. Its surface and plasma environment form a dynamic system.
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JanusMoon · SaturnVerified data
Janus is a cratered, irregular moon of Saturn, particularly known for sharing an orbit with Epimetheus and exchanging orbital positions with it about every four years.
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LarissaMoon · NeptuneVerified data
Larissa is a small, irregular, heavily cratered moon of Neptune, found in 1989 during Voyager 2’s encounter and located near Neptune’s faint ring system.
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MethoneMoon · SaturnVerified data
Methone is a very small moon of Saturn, discovered in Cassini images and located between Mimas and Enceladus. Available observations emphasize its lack of obvious craters and an arc of material co-orbiting with it.
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MetisMoon · JupiterVerified data
Metis is a small inner moon of Jupiter, located inside Io’s orbit and among the two closest moons that orbit within Jupiter’s synchronous-orbit radius. The cited evidence gives an approximate mean radius of 21.5 km, an orbital distance of 128,000 km from Jupiter, and an orbital period of 0.295 Earth days.
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34
MimasMoon · SaturnVerified data
Mimas is Saturn’s smallest and innermost major moon, a heavily cratered, slightly ovoid icy world best known for the enormous Herschel crater. Voyager and Cassini-Huygens observations provide the evidence summarized here.
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MirandaMoon · UranusVerified data
Miranda is a major moon of Uranus, discovered by Gerard P. Kuiper in 1948 and closely observed by Voyager 2 in January 1986. The imagery revealed a cratered, fractured, unusually grooved surface and a complex geological history.
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NaiadMoon · NeptuneVerified data
Naiad is a small inner moon of Neptune, discovered during the Voyager 2 flyby. It circles the planet in about seven hours and six minutes; NASA describes its orbit as decaying and documents an avoidance configuration with Thalassa.
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NereidMoon · NeptuneVerified data
Nereid is an outer moon of Neptune, discovered by Gerard Kuiper in 1949 and notable for having one of the most eccentric satellite orbits known in the Solar System.
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OberonMoon · UranusVerified data
Oberon is a major moon of Uranus, described by NASA as the outermost of the five major moons. Its ancient, heavily cratered surface, approximate half-ice and half-rock composition, and Voyager 2 imaging are the principal supplied evidence.
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PanMoon · SaturnVerified data
Pan is Saturn’s innermost known moon, located within the Encke Gap of the A ring. Its mean radius is 14.1 km, its orbital period is 13.8 hours, and NASA describes it as a shepherd moon; Cassini images revealed a flying-saucer-like form associated with a prominent equatorial ridge.
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PandoraMoon · SaturnVerified data
Pandora is a small moon of Saturn near the F ring. Cassini observations described by NASA show grooves, ridges, fine icy dust, and impact craters apparently mantled by debris, while its gravity contributes to the complex dynamics of the F ring.
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PhobosMoon · MarsVerified data
Phobos is the larger, inner moon of Mars: an irregular, regolith-covered body dominated by Stickney crater, with an orbit that is slowly drawing closer to the planet.
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PhoebeMoon · SaturnVerified data
Phoebe is a large outer moon of Saturn with an elliptical, highly inclined, retrograde orbit. Cassini-Huygens evidence characterizes it as a possible remnant planetesimal and supports gravitational capture as an interpretation, while its detailed composition, interior, and evolution remain unresolved.
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PrometheusMoon · SaturnVerified data
Prometheus is an irregular moon of Saturn in the vicinity of the narrow F ring. Its gravity disturbs inner ringlets, producing channels and filamentary structures; together with Pandora, it is described as shepherding the ring.
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ProteusMoon · NeptuneVerified data
Proteus is a natural moon of Neptune with a slightly non-spherical, heavily cratered surface. Voyager 2 discovered it in 1982, and it orbits Neptune in about 27 hours.
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RheaMoon · SaturnVerified data
Rhea is Saturn’s second-largest moon after Titan. Its cited diameter is about 1,527–1,528 km; it is mostly water ice, rotates synchronously with its orbit, and was associated with Cassini evidence for orbiting material in 2008.
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TethysMoon · SaturnVerified data
Tethys is Saturn’s fifth-largest moon, a cold, airless and heavily impact-scarred body globally mapped with Cassini images.
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ThalassaMoon · NeptuneVerified data
Thalassa is a small moon of Neptune discovered during Voyager 2’s encounter. NASA reports an unusual avoidance dynamic with Naiad and states that Thalassa’s orbit is slowly decaying through tidal deceleration.
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ThebeMoon · JupiterVerified data
A small, irregular inner moon of Jupiter at the outer edge of its faint ring system, probably associated with dust supply to the gossamer ring.
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TitanMoon · SaturnVerified data
Titan, Saturn’s largest moon, combines a dense atmosphere, hydrocarbon lakes and an icy surface. Its internal structure remains an active research topic.
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TitaniaMoon · UranusVerified data
Titania is Uranus’s largest moon. It was discovered by William Herschel on January 11, 1787, and was observed at close range by Voyager 2 in January 1986.
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TritonMoon · NeptuneVerified data
Triton is Neptune’s largest moon and is notable for its retrograde orbit. Voyager 2 data revealed an icy surface, a tenuous atmosphere, active plumes, and complex geology; the supplied evidence also supports, without conclusively proving, capture from the Kuiper belt and a possible internal ocean.
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UmbrielMoon · UranusVerified data
Umbriel is a major moon of Uranus, distinguished as the darkest of the large Uranian moons and by the old, heavily cratered surface reported from Voyager 2 observations.