[{"n": "Amateur astronomy", "u": "/e/amateur-astronomy/amateur-astronomy/", "s": "Amateur astronomers observe celestial objects for passion, education, and citizen science."}, {"n": "Amateur Telescope Making", "u": "/e/amateur-astronomy/amateur-telescope-making/", "s": "Three books that launched the amateur telescope making movement."}, {"n": "Antoniadi scale", "u": "/e/amateur-astronomy/antoniadi-scale/", "s": "A five-point scale for rating night-sky viewing conditions."}, {"n": "L'Astronomie", "u": "/e/amateur-astronomy/l-astronomie/", "s": "Monthly astronomy magazine of the Société astronomique de France."}, {"n": "Astronomy (magazine)", "u": "/e/amateur-astronomy/astronomy-magazine/", "s": "The largest circulation magazine for amateur astronomers."}, {"n": "Astronomy Now", "u": "/e/amateur-astronomy/astronomy-now/", "s": "Britain's principal amateur astronomy magazine since 1987."}, {"n": "Bortle scale", "u": "/e/amateur-astronomy/bortle-scale/", "s": "A nine-level scale quantifying night-sky brightness and light pollution."}, {"n": "Cherry Springs State Park", "u": "/e/amateur-astronomy/cherry-springs-state-park/", "s": "A Pennsylvania state park with some of the darkest skies on the east coast."}, {"n": "Clear Sky Chart", "u": "/e/amateur-astronomy/clear-sky-chart/", "s": "Web graphics delivering astronomer-specific weather forecasts."}, {"n": "Edgar Wilson Award", "u": "/e/amateur-astronomy/edgar-wilson-award/", "s": "Annual award for amateur comet discoverers, administered by SAO."}, {"n": "Gems of the Galaxy Zoos", "u": "/e/amateur-astronomy/gems-of-the-galaxy-zoos/", "s": "A gap-filler project imaging unusual galaxies found by citizen scientists."}, {"n": "Israeli Astronomical Association", "u": "/e/amateur-astronomy/israeli-astronomical-association/", "s": "Israeli nonprofit promoting astronomy through observatories, publications, and public events."}, {"n": "Noctcaelador", "u": "/e/amateur-astronomy/noctcaelador/", "s": "Psychological construct for emotional attachment to the night sky."}, {"n": "Public observatory", "u": "/e/amateur-astronomy/public-observatory/", "s": "Public observatories educate and engage communities in astronomy."}, {"n": "SkyScout", "u": "/e/amateur-astronomy/skyscout/", "s": "Handheld zero-magnification sky-orientation device using GPS."}, {"n": "Société d'astronomie de Montréal", "u": "/e/amateur-astronomy/soci-t-d-astronomie-de-montr-al/", "s": "French-language astronomy club founded 1968 in Montreal."}, {"n": "StarPeace Project", "u": "/e/amateur-astronomy/starpeace-project/", "s": "Star parties at borders to show science has no borders."}, {"n": "Sufi Observing Competition", "u": "/e/amateur-astronomy/sufi-observing-competition/", "s": "International amateur astronomy competition held in memory of Azophi."}, {"n": "Systemic (amateur extrasolar planet search project)", "u": "/e/amateur-astronomy/systemic-amateur-extrasolar-planet-search-project/", "s": "Volunteer project analyzing radial velocity data for exoplanets."}, {"n": "Crayford focuser", "u": "/e/amateur-astronomy/crayford-focuser/", "s": "A friction-based focuser invented by John Wall for amateur telescopes."}, {"n": "PLate OPtimizer", "u": "/e/amateur-astronomy/plate-optimizer/", "s": "CAD program for designing mirror support cells in amateur telescopes."}, {"n": "George Alcock", "u": "/e/amateur-astronomy/george-alcock/", "s": "Visual discoverer of five comets and five novae."}, {"n": "George A Danos", "u": "/e/amateur-astronomy/george-a-danos/", "s": "Cypriot space diplomat who brokered Cyprus's entry to the Artemis Accords."}, {"n": "Tippy D'Auria", "u": "/e/amateur-astronomy/tippy-d-auria/", "s": "Founder of the Winter Star Party and Florida amateur astronomer."}, {"n": "Terence Dickinson", "u": "/e/amateur-astronomy/terence-dickinson/", "s": "Canadian amateur astronomer, author, and founder of SkyNews magazine."}, {"n": "John Dobson (amateur astronomer)", "u": "/e/amateur-astronomy/john-dobson-amateur-astronomer/", "s": "Amateur astronomer who created the portable Dobsonian telescope."}, {"n": "Richard Dunthorne", "u": "/e/amateur-astronomy/richard-dunthorne/", "s": "English astronomer who first quantified the Moon's apparent acceleration."}, {"n": "Vojin Đuričić", "u": "/e/amateur-astronomy/vojin-uri-i/", "s": "Economist and president of the Ruđer Bošković Astronomical Society."}, {"n": "Stephen J. Edberg", "u": "/e/amateur-astronomy/stephen-j-edberg/", "s": "Bridge builder between amateur and professional astronomers."}, {"n": "Leonid Elenin", "u": "/e/amateur-astronomy/leonid-elenin/", "s": "Russian amateur astronomer and discoverer of five comets."}, {"n": "Robert Evans (astronomer)", "u": "/e/amateur-astronomy/robert-evans-astronomer/", "s": "Amateur astronomer who visually discovered 42 supernovae."}, {"n": "Philipp Johann Heinrich Fauth", "u": "/e/amateur-astronomy/philipp-johann-heinrich-fauth/", "s": "German selenographer and last great visual lunar observer."}, {"n": "Axel Firsoff", "u": "/e/amateur-astronomy/axel-firsoff/", "s": "Amateur astronomer and author of unorthodox lunar and planetary books."}, {"n": "Gao Xing", "u": "/e/amateur-astronomy/gao-xing/", "s": "Chinese amateur astronomer who built Xingming Observatory and discovered multiple comets."}, {"n": "Robert Gendler", "u": "/e/amateur-astronomy/robert-gendler/", "s": "American physician and astrophotographer known for deep-sky images."}, {"n": "Agnes Giberne", "u": "/e/amateur-astronomy/agnes-giberne/", "s": "Amateur astronomer and author of popular science books for young people."}, {"n": "Spiridon Gopčević", "u": "/e/amateur-astronomy/spiridon-gop-evi/", "s": "Controversial amateur astronomer who founded Manora observatory and published fictional observations."}, {"n": "John Ellard Gore", "u": "/e/amateur-astronomy/john-ellard-gore/", "s": "Irish amateur astronomer, variable star discoverer, and founding BAA member."}, {"n": "Steve Gottlieb (amateur astronomer)", "u": "/e/amateur-astronomy/steve-gottlieb-amateur-astronomer/", "s": "Hardcore visual observer who logged all NGC objects."}, {"n": "Robert H. Gray", "u": "/e/amateur-astronomy/robert-h-gray/", "s": "Independent SETI researcher who relentlessly searched for the Wow! signal."}, {"n": "John F. Gregory", "u": "/e/amateur-astronomy/john-f-gregory/", "s": "Optical engineer who designed the Gregory-Maksutov telescope."}, {"n": "Jay U. Gunter", "u": "/e/amateur-astronomy/jay-u-gunter/", "s": "Pathologist who popularized asteroid observation through Tonight's Asteroids."}, {"n": "Gustav Hahn", "u": "/e/amateur-astronomy/gustav-hahn/", "s": "German Canadian painter, muralist, and amateur astronomer."}, {"n": "Edward A. Halbach", "u": "/e/amateur-astronomy/edward-a-halbach/", "s": "American amateur astronomer and prolific variable star observer."}, {"n": "Kamil Hornoch", "u": "/e/amateur-astronomy/kamil-hornoch/", "s": "Czech astronomer who discovered dozens of novae in nearby galaxies."}, {"n": "Walter Scott Houston", "u": "/e/amateur-astronomy/walter-scott-houston/", "s": "Popularizer of amateur astronomy and Deep-Sky Wonders columnist."}, {"n": "Tim Hunter (astronomer)", "u": "/e/amateur-astronomy/tim-hunter-astronomer/", "s": "Radiologist and amateur astronomer who co-founded the International Dark-Sky Association."}, {"n": "Richard Huziak", "u": "/e/amateur-astronomy/richard-huziak/", "s": "Canadian amateur astronomer and light pollution activist."}, {"n": "2023 BU", "u": "/e/amateur-astronomy/2023-bu/", "s": "Fifth closest non-impacting approach known, passing over South America."}, {"n": "96P/Machholz", "u": "/e/amateur-astronomy/96p-machholz/", "s": "A sunskirting comet with a possible extrasolar origin."}, {"n": "185P/Petriew", "u": "/e/amateur-astronomy/185p-petriew/", "s": "Periodic comet discovered by a Canadian amateur astronomer in 2001."}, {"n": "C/1989 X1 (Austin)", "u": "/e/amateur-astronomy/c-1989-x1-austin/", "s": "Predicted bright comet that underperformed, peaking at magnitude +4 to +6."}, {"n": "Comet Bennett", "u": "/e/amateur-astronomy/comet-bennett/", "s": "A great comet discovered in 1969, studied extensively from space and ground."}, {"n": "2I/Borisov", "u": "/e/amateur-astronomy/2i-borisov/", "s": "First observed rogue comet and second interstellar interloper."}, {"n": "C/1979 Y1 (Bradfield)", "u": "/e/amateur-astronomy/c-1979-y1-bradfield/", "s": "Long-period comet, parent of July Pegasids meteor shower."}, {"n": "C/2004 F4 (Bradfield)", "u": "/e/amateur-astronomy/c-2004-f4-bradfield/", "s": "A bright non-periodic comet discovered by an amateur astronomer."}, {"n": "Donatiello I", "u": "/e/amateur-astronomy/donatiello-i/", "s": "A faint dwarf spheroidal galaxy possibly linked to Mirach's Ghost."}, {"n": "Hanny's Voorwerp", "u": "/e/amateur-astronomy/hanny-s-voorwerp/", "s": "A quasar ionization echo discovered by a citizen scientist."}, {"n": "Comet Hyakutake", "u": "/e/amateur-astronomy/comet-hyakutake/", "s": "Great Comet of 1996 with a record-length tail."}, {"n": "Comet Ikeya–Seki", "u": "/e/amateur-astronomy/comet-ikeya-seki/", "s": "A sungrazing comet that became one of the brightest in a millennium."}, {"n": "C/1963 A1 (Ikeya)", "u": "/e/amateur-astronomy/c-1963-a1-ikeya/", "s": "Long-period comet discovered by a 19-year-old amateur astronomer."}, {"n": "C/1964 N1 (Ikeya)", "u": "/e/amateur-astronomy/c-1964-n1-ikeya/", "s": "Long-period comet discovered by Kaoru Ikeya in 1964."}, {"n": "C/1939 H1 (Jurlof–Achmarof–Hassel)", "u": "/e/amateur-astronomy/c-1939-h1-jurlof-achmarof-hassel/", "s": "Long-period comet discovered in 1939 with two associated meteor showers."}, {"n": "C/1999 H1 (Lee)", "u": "/e/amateur-astronomy/c-1999-h1-lee/", "s": "Non-periodic comet discovered by Steven Lee in 1999."}, {"n": "C/2018 V1 (Machholz–Fujikawa–Iwamoto)", "u": "/e/amateur-astronomy/c-2018-v1-machholz-fujikawa-iwamoto/", "s": "A comet with a probable extrasolar origin, now escaping the Solar System."}, {"n": "141P/Machholz", "u": "/e/amateur-astronomy/141p-machholz/", "s": "A fragmented Jupiter-family comet with multiple observed components."}, {"n": "C/2004 Q2 (Machholz)", "u": "/e/amateur-astronomy/c-2004-q2-machholz/", "s": "A bright non-periodic comet with an unusually distant perihelion."}, {"n": "C/2023 P1 (Nishimura)", "u": "/e/amateur-astronomy/c-2023-p1-nishimura/", "s": "Long-period comet discovered by Hideo Nishimura in August 2023."}, {"n": "PH1b", "u": "/e/amateur-astronomy/ph1b/", "s": "First transiting circumbinary planet found in a quadruple star system."}, {"n": "Comet Ryves", "u": "/e/amateur-astronomy/comet-ryves/", "s": "Discovered by an amateur, it briefly rivaled Venus near the Sun."}, {"n": "C/1962 C1 (Seki–Lines)", "u": "/e/amateur-astronomy/c-1962-c1-seki-lines/", "s": "Great Comet of 1962, discovered independently by two observers."}, {"n": "C/1983 J1 (Sugano–Saigusa–Fujikawa)", "u": "/e/amateur-astronomy/c-1983-j1-sugano-saigusa-fujikawa/", "s": "Fourth closest comet approach to Earth in the 20th century."}, {"n": "C/1975 T2 (Suzuki–Saigusa–Mori)", "u": "/e/amateur-astronomy/c-1975-t2-suzuki-saigusa-mori/", "s": "Long-period comet discovered by five Japanese observers in 1975."}, {"n": "C/1969 T1 (Tago–Sato–Kosaka)", "u": "/e/amateur-astronomy/c-1969-t1-tago-sato-kosaka/", "s": "First comet observed by an artificial satellite, OAO-2."}, {"n": "P/2010 H2 (Vales)", "u": "/e/amateur-astronomy/p-2010-h2-vales/", "s": "A distant Jupiter-family comet discovered during a massive outburst."}, {"n": "C/1970 K1 (White–Ortiz–Bolelli)", "u": "/e/amateur-astronomy/c-1970-k1-white-ortiz-bolelli/", "s": "Bright Kreutz sungrazer discovered independently by three observers in 1970."}, {"n": "C/1998 P1 (Williams)", "u": "/e/amateur-astronomy/c-1998-p1-williams/", "s": "Non-periodic comet discovered by Peter F. Williams in 1998."}, {"n": "Amateur Astronomers Association of Pittsburgh", "u": "/e/amateur-astronomy/amateur-astronomers-association-of-pittsburgh/", "s": "Pittsburgh amateur astronomy club founded in 1929."}, {"n": "American Association of Variable Star Observers", "u": "/e/amateur-astronomy/american-association-of-variable-star-observers/", "s": "Coordinates amateur variable star observations for professional research."}, {"n": "American Meteor Society", "u": "/e/amateur-astronomy/american-meteor-society/", "s": "Non-profit supporting amateur and professional meteor research since 1911."}]