{"dataset":{"slug":"asteroids","title":"Asteroids","description":"Notable asteroids and small bodies.","version":"1.0.0","lastGenerated":"2026-06-29","license":"CC BY-SA 4.0","entityCount":33,"sources":["jpl","mpc"]},"entities":[{"id":"asteroid:hygiea","name":"10 Hygiea","type":"asteroid","domain":"science","description":"A large, dark asteroid in the outer main belt.","entryPath":""},{"id":"asteroid:bennu","name":"101955 Bennu","type":"asteroid","domain":"science","description":"A near-Earth asteroid sampled by NASA's OSIRIS-REx.","entryPath":""},{"id":"asteroid:aethra","name":"132 Aethra","type":"asteroid","domain":"science","description":"The first Mars-crossing asteroid discovered — its orbit crosses that of Mars.","entryPath":"/asteroids/aethra"},{"id":"asteroid:eunomia","name":"15 Eunomia","type":"asteroid","domain":"science","description":"The largest stony (S-type) asteroid and the parent of the Eunomia family in the intermediate main belt.","entryPath":"/asteroids/eunomia"},{"id":"asteroid:hilda","name":"153 Hilda","type":"asteroid","domain":"science","description":"The namesake of the Hilda group, whose members orbit in a 3:2 mean-motion resonance with Jupiter in the outer main belt.","entryPath":"/asteroids/hilda"},{"id":"asteroid:psyche","name":"16 Psyche","type":"asteroid","domain":"science","description":"A metal-rich main-belt asteroid and NASA mission target.","entryPath":""},{"id":"asteroid:geographos","name":"1620 Geographos","type":"asteroid","domain":"science","description":"One of the most elongated known asteroids, a near-Earth Apollo object well characterised by radar.","entryPath":"/asteroids/geographos"},{"id":"asteroid:ryugu","name":"162173 Ryugu","type":"asteroid","domain":"science","description":"A near-Earth asteroid sampled by Japan's Hayabusa2.","entryPath":""},{"id":"asteroid:atira","name":"163693 Atira","type":"asteroid","domain":"science","description":"The prototype of the Atira class — near-Earth asteroids whose orbits lie entirely inside Earth's orbit — and itself a binary system.","entryPath":"/asteroids/atira"},{"id":"asteroid:pallas","name":"2 Pallas","type":"asteroid","domain":"science","description":"One of the most massive asteroids in the main belt.","entryPath":""},{"id":"asteroid:chiron","name":"2060 Chiron","type":"asteroid","domain":"science","description":"The first Centaur discovered, orbiting between Saturn and Uranus and showing cometary activity — so it carries both an asteroid and a comet designation.","entryPath":"/asteroids/chiron"},{"id":"asteroid:eos","name":"221 Eos","type":"asteroid","domain":"science","description":"The parent body of the Eos family, a large K-type asteroid in the outer main belt.","entryPath":"/asteroids/eos"},{"id":"asteroid:themis","name":"24 Themis","type":"asteroid","domain":"science","description":"A large carbonaceous outer-main-belt asteroid, parent of the Themis family, on whose surface water ice has been detected.","entryPath":"/asteroids/themis"},{"id":"asteroid:itokawa","name":"25143 Itokawa","type":"asteroid","domain":"science","description":"A near-Earth asteroid sampled by Japan's Hayabusa.","entryPath":""},{"id":"asteroid:juno","name":"3 Juno","type":"asteroid","domain":"science","description":"The third asteroid ever discovered, a large stony main-belt body — one of the historic first four minor planets.","entryPath":"/asteroids/juno"},{"id":"asteroid:euphrosyne","name":"31 Euphrosyne","type":"asteroid","domain":"science","description":"One of the largest asteroids, on a highly inclined orbit, the namesake of the Euphrosyne family.","entryPath":"/asteroids/euphrosyne"},{"id":"asteroid:vesta","name":"4 Vesta","type":"asteroid","domain":"science","description":"One of the largest objects in the asteroid belt, visited by NASA's Dawn.","entryPath":""},{"id":"asteroid:toutatis","name":"4179 Toutatis","type":"asteroid","domain":"science","description":"An elongated near-Earth asteroid in a chaotic, tumbling rotation, flown past by China's Chang'e 2 in 2012; it crosses both Earth's and Mars's orbits.","entryPath":"/asteroids/toutatis"},{"id":"asteroid:eros","name":"433 Eros","type":"asteroid","domain":"science","description":"A near-Earth asteroid orbited by NASA's NEAR Shoemaker.","entryPath":""},{"id":"asteroid:hungaria","name":"434 Hungaria","type":"asteroid","domain":"science","description":"The namesake of the Hungaria group — a dense cluster of small, high-inclination asteroids at the inner edge of the main belt.","entryPath":"/asteroids/hungaria"},{"id":"asteroid:davida","name":"511 Davida","type":"asteroid","domain":"science","description":"One of the largest main-belt asteroids, a dark carbonaceous body.","entryPath":"/asteroids/davida"},{"id":"asteroid:europa-asteroid","name":"52 Europa","type":"asteroid","domain":"science","description":"One of the largest carbonaceous main-belt asteroids — not to be confused with Jupiter's moon Europa.","entryPath":"/asteroids/europa-asteroid"},{"id":"asteroid:achilles","name":"588 Achilles","type":"asteroid","domain":"science","description":"The first Jupiter Trojan discovered, leading Jupiter at the L4 Lagrange point in the 'Greek camp'.","entryPath":"/asteroids/achilles"},{"id":"asteroid:patroclus","name":"617 Patroclus","type":"asteroid","domain":"science","description":"A binary Jupiter Trojan trailing Jupiter at the L5 'Trojan camp', and the final flyby target of NASA's Lucy mission.","entryPath":"/asteroids/patroclus"},{"id":"asteroid:golevka","name":"6489 Golevka","type":"asteroid","domain":"science","description":"A small near-Earth Apollo asteroid on which the Yarkovsky effect — the tiny orbital push from re-radiated sunlight — was first directly measured by radar.","entryPath":"/asteroids/golevka"},{"id":"asteroid:didymos","name":"65803 Didymos","type":"asteroid","domain":"science","description":"A near-Earth binary asteroid whose small moon, Dimorphos, was struck by NASA's DART in 2022 — humanity's first test of asteroid deflection.","entryPath":"/asteroids/didymos"},{"id":"asteroid:interamnia","name":"704 Interamnia","type":"asteroid","domain":"science","description":"One of the largest main-belt asteroids, a dark, primitive carbonaceous body.","entryPath":"/asteroids/interamnia"},{"id":"asteroid:flora","name":"8 Flora","type":"asteroid","domain":"science","description":"The parent of the large Flora family of stony asteroids in the inner main belt.","entryPath":"/asteroids/flora"},{"id":"asteroid:sylvia","name":"87 Sylvia","type":"asteroid","domain":"science","description":"A large outer-main-belt asteroid and the first asteroid found to have two moons — Romulus and Remus — making it the first known triple asteroid system.","entryPath":"/asteroids/sylvia"},{"id":"asteroid:sedna","name":"90377 Sedna","type":"asteroid","domain":"science","description":"A large, extremely distant detached trans-Neptunian object on one of the most elongated known orbits, far beyond the Kuiper Belt.","entryPath":"/asteroids/sedna"},{"id":"asteroid:apophis","name":"99942 Apophis","type":"asteroid","domain":"science","description":"A near-Earth asteroid studied for its close approaches to Earth.","entryPath":""},{"id":"asteroid:dimorphos","name":"Dimorphos","type":"asteroid","domain":"science","description":"The small moon of the near-Earth asteroid Didymos and the impact target of NASA's DART mission — the first object whose orbit humans deliberately changed. ESA's Hera will survey the aftermath.","entryPath":"/asteroids/dimorphos"},{"id":"asteroid:ida","name":"Ida","type":"asteroid","domain":"science","description":"S-type asteroid (Koronis family) — (243) Ida.","entryPath":"/solar-system/ida"}]}