[{"n": "Proxima Centauri b", "u": "/e/exoplanets/proxima-centauri-b/", "s": "The closest known exoplanet to Earth, orbiting within the habitable zone of a red dwarf star."}, {"n": "TRAPPIST-1 system", "u": "/e/exoplanets/trappist-1-system/", "s": "A rocky exoplanet in the habitable zone, considered one of the best candidates for an Earth-like ocean world."}, {"n": "Kepler-452b", "u": "/e/exoplanets/kepler-452b/", "s": "A disputed super-Earth candidate in the habitable zone of a Sun-like star."}, {"n": "51 Pegasi b", "u": "/e/exoplanets/51-pegasi-b/", "s": "The first exoplanet found orbiting a Sun-like star, a hot Jupiter that reshaped astronomy."}, {"n": "HD 189733 b", "u": "/e/exoplanets/hd-189733-b/", "s": "A hot Jupiter with molten glass rain and a deep blue hue, HD 189733 b is the closest transiting hot Jupiter to"}, {"n": "Kepler-22b", "u": "/e/exoplanets/kepler-22b/", "s": "First transiting exoplanet in the habitable zone of a Sun-like star"}, {"n": "Gliese 581g", "u": "/e/exoplanets/gliese-581g/", "s": "Gliese 581g was a proposed exoplanet that astronomers thought might orbit a star twenty light-years away, in t"}, {"n": "K2-18b", "u": "/e/exoplanets/k2-18b/", "s": "A sub-Neptune exoplanet in the habitable zone of a red dwarf, with a hydrogen-rich atmosphere and potential fo"}, {"n": "55 Cancri e", "u": "/e/exoplanets/55-cancri-e/", "s": "First super-Earth discovered around a main sequence star."}, {"n": "WASP-12b", "u": "/e/exoplanets/wasp-12b/", "s": "A hot Jupiter being consumed by its star."}, {"n": "TOI-700 d", "u": "/e/exoplanets/toi-700-d/", "s": "First Earth-sized habitable-zone exoplanet discovered by TESS."}, {"n": "Kepler-186f", "u": "/e/exoplanets/kepler-186f/", "s": "First Earth-sized exoplanet found in another star's habitable zone."}, {"n": "PSR B1257+12 planets", "u": "/e/exoplanets/psr-b1257-12-planets/", "s": "First confirmed exoplanets, orbiting a pulsar."}, {"n": "HR 8799 system", "u": "/e/exoplanets/hr-8799-system/", "s": "First directly imaged multiple-planet system with four giant planets."}, {"n": "The habitable zone", "u": "/e/exoplanets/the-habitable-zone/", "s": "The range of orbits around a star where liquid water could exist on a planetary surface."}, {"n": "Hot Jupiters", "u": "/e/exoplanets/hot-jupiters/", "s": "Gas giants orbiting extremely close to their host stars."}, {"n": "Super-Earths", "u": "/e/exoplanets/super-earths/", "s": "Exoplanets more massive than Earth but lighter than ice giants."}, {"n": "Rogue planets", "u": "/e/exoplanets/rogue-planets/", "s": "Wandering worlds unbound to any star: rogue planets, free-floating planets, and isolated planetary-mass object"}, {"n": "The transit method", "u": "/e/exoplanets/the-transit-method/", "s": "Detects exoplanets by measuring starlight dimming during transit."}, {"n": "The Kepler space telescope", "u": "/e/exoplanets/the-kepler-space-telescope/", "s": "NASA telescope that discovered thousands of exoplanets."}, {"n": "The James Webb Space Telescope", "u": "/e/exoplanets/the-james-webb-space-telescope/", "s": "The largest space telescope, observing the infrared universe from beyond Earth's orbit."}]