Observatories: Europe
500 results (limit reached)
| Name | City | Country | Spectral | IAU |
|---|---|---|---|---|
| Weidenberg | Georgia | |||
| A.P.O.LO. | Overmere | Belgium | UV, Optical | |
| A.S.H. Polaris | Olen | Belgium | UV, Optical | |
| Aalborg Amateur Radio Astronomical Observatory | Aalborg | Denmark | UV, Optical | |
| Abastuman | Georgia | UV, Optical | 119 | |
| Abastumani Astrophysical Observatory | Abastumani | Georgia | Optical | |
| Academy of Sciences of Czech Republic | Ondrejov | Czech Republic | UV, Optical | 557 |
| Advanced Virgo | Cascina | Italy | Gravitational Waves | |
| Ahtari | Ahtari | Finland | UV, Optical | 100 |
| Airali Observatory | Italy | UV, Optical | 169 | |
| Alcyone | Fouches | Belgium | UV, Optical | |
| Allgäuer Volkssternwarte Ottobeuren e.V. | Ottobeuren | Germany | UV, Optical | |
| Alnair Observatory | Trieste | Italy | UV, Optical | 228 |
| Altenrheiner Sternwarte | Rheine | Germany | ||
| Altona | Germany | UV, Optical | 527 | |
| Andjelko Gliver | Donja Stubica | Croatia | UV, Optical | |
| Andromeda | Gijzegem | Belgium | UV, Optical | |
| Andromeda | Mol | Belgium | UV, Optical | |
| ANTARES | La-Seyne sur Mer | France | Neutrino | 202 |
| Antibes | Antibes | France | UV, Optical | 139 |
| AOB (Antares-Observatorium Bronnen) | Achstetten-Bronnen | Germany | UV, Optical | |
| Arbeitsgemeinschaft Volkssternwarte Hagen e.V. | Hagen | Germany | UV, Optical | B86 |
| Arbonne la Foret | France | UV, Optical | 617 | |
| Arcetri Observatory | Florence | Italy | UV, Optical | 30 |
| Archenhold Sternwarte | Berlin | Germany | UV, Optical | 604 |
| Aristarchos Telescope | Helmos | Greece | Optical, NIR | |
| Armagh Observatory | Armagh | United Kingdom | Optical | |
| Asiago Astrophysical Observatory | Padua | Italy | UV, Optical | 43 |
| Asiago Observatory, Cima Ekar | Italy | UV, Optical | 98 | |
| Asiago Observatory, Cima Ekar-ADAS | Italy | UV, Optical | 209 | |
| Association Malmédienne d*Astronomie | Malmedy | Belgium | UV, Optical | |
| Astro CORAM | Herseaux | Belgium | UV, Optical | |
| Astroclub Våga | Anvers | Belgium | UV, Optical | |
| Astrofysisch Instituut | Brussel | Belgium | UV, Optical | |
| AstroLAB Iris | Zillebeke (Ieper) | Belgium | UV, Optical | |
| Astrolaboratory of Arsakeio High School | Athens | Greece | UV, Optical | |
| Astronomical and Geophysical Observatory | Modra | Slovakia | UV, Optical | 118 |
| Astronomical Institute, NOA | Athens | Greece | UV, Optical | |
| Astronomical Laboratory | Kiev | Ukraine | UV, Optical | |
| Astronomical Observatory of Monte Vissegi | La Spezia | Italy | UV, Optical | 126 |
| Astronomical Observatory of Odessa State Universit | Odessa | Ukraine | UV, Optical | 86 |
| Astronomical Observatory, Borowiec | Poland | UV, Optical | 187 | |
| Astronomical Observatory, Campo Catino | Italy | UV, Optical | 468 | |
| Astronomical Observatory, Campo Imperatore | Italy | UV, Optical | 599 | |
| Astronomicheska Observatoriya Nicholas Copernicus | Varna | Bulgaria | UV, Optical | |
| Astronomicheska Observatoriya Peter Beron | Sliven | Bulgaria | UV, Optical | |
| Astronomicheska Observatoriya Y. Gagarin | Stara Zagora | Bulgaria | UV, Optical | |
| Astronomie Centre Ardenne | Neufchâteau | Belgium | UV, Optical | |
| Astronomieclub Iris | Zwijndrecht | Belgium | UV, Optical | |
| Astronomiestation Demmin | Demmin | Germany | UV, Optical | |
| Astronomieverein Kempten e.V. | Kempten | Germany | UV, Optical | A28 |
| Astronomievereniging Orion | Aartselaar | Belgium | UV, Optical | |
| Astronomische Contact Groep vzw | Ieper | Belgium | UV, Optical | |
| Astronomische Schulstation Adolph Diesterweg | Wernigerode | Germany | UV, Optical | |
| Astronomische Station Tycho Brahe | Rostock | Germany | UV, Optical | |
| Astronomische Vereinigung Augsburg e.V. | Augsburg | Germany | UV, Optical | |
| Astronomische Vereinigung mittlerer bayerischer Wa | Germany | UV, Optical | ||
| Astronomische Vereinigung Weikersheim e.V. | Weikersheim | Germany | UV, Optical | |
| Astronomische Vereniging Oost-Brabant | Leuven | Belgium | UV, Optical | |
| Astronomische Vriendenkring | Harelbeke | Belgium | UV, Optical | |
| Astronomische Vriendenkring (JVS) | Harelbeke | Belgium | UV, Optical | |
| Astronomische Werkgroep Mercator | Bazel | Belgium | UV, Optical | |
| Astronomischer Arbeitskreis Norderney | Germany | UV, Optical | ||
| Astronomischer Verein der Grafschaft Bentheim e.V. | Neuenhaus | Germany | Radio | B60 |
| Astronomisches Insitut der Universität Bern, Obser | Bern | Switzerland | UV, Optical | |
| Astronomisches Zentrum Magdeburg | Magdeburg | Germany | UV, Optical | |
| Astronomisches Zentrum Schkeuditz | Schkeuditz | Germany | UV, Optical | |
| astroscopic labs | DEINING | Germany | UV, Optical | |
| Astroteam Mariazellerland - Raiffeisen Volkssternw | Mariazell | Austria | UV, Optical | |
| Athens | Athens | Greece | UV, Optical | 66 |
| Augerolles | Augerolles | France | UV, Optical | 140 |
| AURIGA | Legnaro | Italy | 226 | |
| Baikal Astrophysical Observatory | Listvyanka | Russia | Optical | |
| BAIKAL NT-200 | Baikal Sea | Russia | Neutrino | |
| Bajai Bemutató Csillagvizsgál? | Baja | Hungary | UV, Optical | |
| Baldone, near Riga | Latvia | UV, Optical | 69 | |
| Bamberg | Germany | UV, Optical | 521 | |
| Bareket observatory | macabim | Iceland | UV, Optical, Radio | |
| Bassano Bresciano | Italy | UV, Optical | 565 | |
| Bastia | Bastia | France | UV, Optical | 197 |
| Bedoin | Bedoin | France | UV, Optical | 132 |
| Beersel Hills Observatory | Belgium | UV, Optical | 200 | |
| Beine-Nauroy | France | UV, Optical | 149 | |
| Belgisch Instituut voor Ruimte-Aéronomie | Brussel | Belgium | UV, Optical | |
| Bendestorf | Germany | UV, Optical | 506 | |
| Beobachtungsstation der AGZO | Günthisberg bei Wald/ZH | Switzerland | UV, Optical | |
| Bergisch Gladbach | Germany | UV, Optical | 621 | |
| Berlin-Babelsberg | Germany | UV, Optical | 536 | |
| Berne-Uecht | Berne-Uecht | Switzerland | UV, Optical | 9 |
| Berne-Zimmerwald | Germany | UV, Optical | 26 | |
| Besancon | Besancon | France | UV, Optical | 16 |
| Birr Castle Observatory | Birr | Ireland | Optical | |
| Blagoevgrad Astronomicheska Observatoriya | Blagoevgrad | Bulgaria | UV, Optical | |
| Blauvac | France | UV, Optical | 627 | |
| Bleien Radio Astronomy Observatory | Bleien | Switzerland | Radio | |
| Bonn | Germany | UV, Optical | 520 | |
| Bordeaux-Floirac | France | UV, Optical | 999 | |
| Bornheim | Bornheim | Germany | UV, Optical | 127 |
| Bothkamp | Bothkamp | Germany | UV, Optical | 603 |
| Bray et Lu | France | UV, Optical | 144 | |
| Breslau | Poland | UV, Optical | 547 | |
| Brno | Czech Republic | UV, Optical | 616 | |
| Brorfelde | Brorfelde | Denmark | UV, Optical | 54 |
| Bruno-H.-Bürgel-Sternwarte | Hartha | Germany | UV, Optical | |
| Bruno-H.-Bürgel-Sternwarte | Berlin | Germany | UV, Optical | |
| BTA-6 (Bolshoi Teleskop Azimutalnyi) | Zelenchukskaya | Russia | Optical | |
| Bucharest | Bucharest | Romania | UV, Optical | 73 |
| Buchloe | Germany | UV, Optical | 215 | |
| Burgenländische Landessternwarte | Eisenstadt | Austria | UV, Optical | |
| Buthiers | Buthiers | France | UV, Optical | 199 |
| Calar Alto Observatory | Calar Alto | Spain | UV, Optical | 493 |
| Campocatino Astronomical Observatory | Frosinone | Italy | UV, Optical | A38 |
| Canis Major Csillagvizsgál? | Nagykanizsa | Hungary | UV, Optical | |
| Capodimonte Observatory | Naples | Italy | UV, Optical | 44 |
| Cassiopeia Steinfurt | Steinfurt | Germany | UV, Optical | |
| Cassiopeia-Steinfurt | Steinfurt | Georgia | ||
| Castel Gandolfo | Italy | UV, Optical | 36 | |
| Castelmartini | Italy | UV, Optical | 160 | |
| Castres | Castres | France | UV, Optical | 124 |
| Catania Astrophysical Observatory | Catania | Italy | UV, Optical | 156 |
| Caussols | France | UV, Optical | 10 | |
| Caussols-ODAS | Germany | UV, Optical | 910 | |
| Cavezzo | Cavezzo | Italy | UV, Optical | 107 |
| Cavriana | Italy | UV, Optical | 571 | |
| Ceccano | Italy | UV, Optical | 470 | |
| Centre Universitaire du Troisième Age | Namur | Belgium | UV, Optical | |
| Centro Astronomico de Yebes | Spain | UV, Optical | 491 | |
| Centro Astronomico de Yebes | Yebes | Spain | Radio | 491 |
| Centro Astronomico Val Pellice | Luserna San Giovanni | Italy | ||
| Centrum voor Plasma Astrofysica | Heverlee | Belgium | UV, Optical | |
| Cercle Astronomique de Bruxelles | Marcinelle | Belgium | UV, Optical | |
| Cercle Astronomique de Tournai | Estaimbourg | Belgium | UV, Optical | |
| Cercle Astronomique Mosan ASBL | Dourbes | Belgium | UV, Optical | |
| Cercle d*Astronomie Olympus Mons | Mons | Belgium | UV, Optical | |
| Cercle d*Astronomie Tycho | Mons | Belgium | UV, Optical | |
| Cercle des Amateurs d*Astronomie de Waterloo | Waterloo | Belgium | UV, Optical | |
| Cercle Scientifique de Charleroi | Tarciennes | Belgium | UV, Optical | |
| Cerrina Tololo Observatory | Italy | UV, Optical | 161 | |
| Charleroi Astronomie | Fleurus | Belgium | UV, Optical | |
| Cherenkov Telescope Array North | La Palma | Spain | Gamma | |
| Chions | Italy | UV, Optical | 567 | |
| CHORUS | Genf | Switzerland | Neutrino | 178 |
| Chorzow | Poland | UV, Optical | 553 | |
| Christian Mayer Volkssternwarte Schriesheim | Schriesheim | Germany | Radio | |
| Christiania | Norway | UV, Optical | 529 | |
| Club Astronomique Rochefortois | Rochefort | Belgium | UV, Optical | |
| Club d*Astronomie Amateur Orion | Wépion | Belgium | UV, Optical | |
| Club d*Astronomie d*Ottignies | Ottignies | Belgium | UV, Optical | |
| Club Observatory Columba | HOFSTADE-Aalst | Belgium | UV, Optical | |
| Club Orion | Braine l*Alleud | Belgium | UV, Optical | |
| Cluj-Napoca Astronomical Observatory | Cluj-Napoca | Romania | UV, Optical | L04 |
| Collegio Romano | Roma | Italy | UV, Optical | 531 |
| Colleverde di Guidonia | Italy | UV, Optical | 596 | |
| Collonges | France | UV, Optical | 178 | |
| Collurania Observatory | Teramo | Italy | UV, Optical | 37 |
| Comité Belge des Astronomes Amateurs | Braine l*Alleud | Belgium | UV, Optical | |
| Copenhagen | Copenhagen | Denmark | UV, Optical | 35 |
| Courroux | Switzerland | UV, Optical | 469 | |
| Coyote Point Observatorium | Germany | UV, Optical | ||
| Cracow | Cracow | Poland | UV, Optical | 55 |
| Cracow Observatory 15m Telescope | Cracow | Poland | Radio | 055 |
| Cracow Observatory 8m Telescope | Cracow | Poland | Radio | 055 |
| Cracow-Fort Skala | Poland | UV, Optical | 555 | |
| Crimea-Nauchnij | Ukraine | UV, Optical | 95 | |
| Crimea-Simeis | Ukraine | UV, Optical | 94 | |
| Crimean Astrophysical Observatory | Ukraine | UV, Optical | ||
| CrniVrh | Slovenia | UV, Optical | 106 | |
| Crolles | France | UV, Optical | 634 | |
| Csepeli Csillagvizsgál? | Budapest | Hungary | UV, Optical | |
| CT1DMK | Aveiro | Portugal | FIR, Sub-mm, Radio | |
| Daniel Steiner | Frauenfeld/TG | Switzerland | UV, Optical | |
| Debrecen Heliophysical Observatory | Debrecen | Hungary | Optical | |
| Deep Space Network (DSS 53) | Robledo | Spain | Radio | |
| Deep Space Network (DSS 54) | Robledo | Spain | Radio | |
| Deep Space Network (DSS 63) | Robledo | Spain | Radio | |
| Deep Space Network (DSS 65) | Robledo | Spain | Radio | |
| Deep Space Network (DSS 66) | Robledo | Spain | Radio | |
| Dertingen | Germany | UV, Optical | 624 | |
| Detmold | Germany | UV, Optical | 638 | |
| Dimitrovgrad Astronomicheska Observatoriya Jordano | Dimitrovgrad | Bulgaria | UV, Optical | |
| Dr. Remeis Sternwarte Bamberg | Bamberg | Germany | UV, Optical | 521 |
| Dr.-Hans-Schäfer-Sternwarte | Remscheid | Germany | UV, Optical | |
| dr.rostek-sternwarte | NIEDERNSILL | Austria | UV, Optical | |
| Dresden | Germany | UV, Optical | 639 | |
| Dum deté a mládeze DELTA, Hvězdárna | Pardubice | Czech Republic | UV, Optical | |
| Dunsink Observatory | Dublin | Ireland | UV, Optical | 982 |
| Durtal | France | UV, Optical | 949 | |
| Düsseldorf-Bilk | Düsseldorf | Germany | UV, Optical | 18 |
| Dwingelo 25m Telescope | Dwingeloo | Netherlands | Radio | |
| Dwingeloo Radio Telescope | Dwingeloo | Netherlands | Radio | |
| Effelsberg 100-meter Radio Telescope | Effelsberg | Germany | Radio | |
| Eisner-Sternwarte | Gmunden | Austria | UV, Optical | |
| Eldagsen | Germany | UV, Optical | 573 | |
| Engelhardt Observatory | Dresden | Germany | UV, Optical | 601 |
| Engelhardt Observatory, Kasan | Kasan | Russia | UV, Optical | 136 |
| Engelhardt Observatory, Zelenchukskaya Station | Russia | UV, Optical | 114 | |
| Eremo di Tizzano | Italy | UV, Optical | 588 | |
| Essen | Germany | UV, Optical | 636 | |
| ESTRACK Cebreros | Cebreros | Spain | Radio | |
| Euro Space Center | Transinne | Belgium | UV, Optical | |
| European Incoherent Scatter Facility (EISCAT) | Tromsø | Sweden | Radio | 259 |
| European Incoherent Scatter Facility (EISCAT) | Kiruna | Sweden | Radio | |
| European Incoherent Scatter Facility (EISCAT) | Sodankylä | Sweden | Radio | |
| Evpatoria | Evpatoria | Ukraine | Radio | 255 |
| EXPLORER | Genf | Italy | ||
| F.-X. Bagnoud Observatory | St. Luc | Switzerland | UV, Optical | 175 |
| Fabra Observatory | Barcelona | Spain | UV, Optical | 6 |
| Falkensee | Germany | UV, Optical | 542 | |
| Farra d*Isonzo | Italy | UV, Optical | 595 | |
| Figl Observatory | Wien | Austria | UV, Optical | 562 |
| Frankfurt | Germany | UV, Optical | 523 | |
| Franz-Kroller-Sternwarte | Traiskirchen | Austria | UV, Optical | |
| Frasso Sabino | Italy | UV, Optical | 157 | |
| Friedrich-Ebert-Visual-And-Radiotelescope-Observat | Hamburg | Germany | UV, Optical | |
| Frignano | Italy | UV, Optical | 146 | |
| Fundamentalstation Wetzell | Wetzell | Germany | ||
| G. C. Gloriosi Astronomical Observatory | Salerno | Italy | UV, Optical | 229 |
| Gahberg Observatory | Seewalchen | Austria | UV, Optical | |
| GALASSIA | Nardò | Lithuania | ||
| Gandia | Spain | UV, Optical | 962 | |
| Garching Observatory | Germany | UV, Optical | 214 | |
| Geel | Belgium | UV, Optical | 626 | |
| Gent | Hansbeke | Belgium | UV, Optical | |
| GEO600 | Sarstedt | Germany | Gravitational Waves | |
| Geospace Observatoire d*Aniane | Aniane | France | UV, Optical | |
| GiaGa Observatory | Italy | UV, Optical | 203 | |
| Giesing | Giesing | Germany | UV, Optical | 116 |
| Gladsaxe Observatory | Søborg | Denmark | UV, Optical | |
| Glubscher | Landquart | Switzerland | ||
| Gnosca | Switzerland | UV, Optical | 143 | |
| Golosseevo-Kiev | Ukraine | UV, Optical | 83 | |
| Gotenburg Sternwarte | Germany | UV, Optical | ||
| Göttingen | Germany | UV, Optical | 528 | |
| Gottolengo | Italy | UV, Optical | 574 | |
| Gran Sasso Laboratories | Gran Sasso Tunnel 6 km from west entrance | Italy | Neutrino | |
| Gran Telescopio Canarias | La Palma | Spain | Optical, NIR | |
| Grange Observatory | Bussoleno | Italy | UV, Optical | 476 |
| Großschwabhausen | Großschwabhausen | Germany | UV, Optical | 134 |
| Groupe Astronomie de Spa | Spa | Belgium | UV, Optical | |
| Groupe d*Astronomie Populaire Flammarion | Mont-sur-Marchienne | Belgium | UV, Optical | |
| Groupe d*Astronomie Quasar | Emptinne | Belgium | UV, Optical | |
| Guidestar Observatory | Weinheim | Germany | A17 | |
| Guido Ruggieri Observatory | Padua | Italy | UV, Optical | 226 |
| Guitalens | France | UV, Optical | 148 | |
| Haagaar Observatory | Eina | Norway | UV, Optical | 206 |
| Hamburg-Bergedorf | Hamburg | Germany | UV, Optical | 29 |
| Hamburg-Georgswerder | Hamburg | Germany | UV, Optical | 631 |
| Hamburg-Himmelsmoor | Hamburg | Germany | UV, Optical | 637 |
| Hans-Nüchter-Sternwarte | Fulda | Germany | UV, Optical | |
| Haskovo Astronomicheska Observatoriya | Haskovo | Bulgaria | UV, Optical | |
| Haute Provence | France | UV, Optical | 511 | |
| Heidelberg-Konigstuhl | Heidelberg | Germany | UV, Optical | 24 |
| Heisingen | Germany | UV, Optical | 613 | |
| Helicon | Roeselare | Belgium | UV, Optical | |
| Helios | Zichem | Belgium | UV, Optical | 626 |
| Helium Gas Time Projection Chamber (HELLAZ) | Paris | France | Neutrino | |
| Helsinki | Finland | UV, Optical | 569 | |
| Herrsching | Germany | UV, Optical | 564 | |
| Herstmonceux | France | UV, Optical | 501 | |
| Het Marsgenootschap | Hove | Belgium | UV, Optical | |
| Hobbysternwarte Mömbris-Brücken | Germany | UV, Optical | ||
| Hoher List | Germany | UV, Optical | 17 | |
| Homburg-Erbach | Germany | UV, Optical | 196 | |
| Hottviller | Hottviller | France | UV, Optical | 141 |
| Houstrup | Denmark | UV, Optical | 471 | |
| Hradec Kralove | Czech Republic | UV, Optical | 48 | |
| Humain Radio Astronomical Station | Humain | Belgium | Radio | |
| Hurbanovo, formerly O*Gyalla | Slovakia | UV, Optical | 551 | |
| Hvar Observatory | Hvar | Croatia | UV, Optical | |
| Hvězdárna - Astronomy Club | České Těšín | Czech Republic | UV, Optical | |
| Hvězdárna ?pice | ?pice | Czech Republic | UV, Optical | 166 |
| Hvězdárna a planétarium Hradec Králové? | Hradec Kralove | Czech Republic | UV, Optical | 048 |
| Hvězdárna a planétarium Mikuláše Koperníka | Brno | Czech Republic | UV, Optical | |
| Hvězdárna a planétarium Plzen | Plzen | Czech Republic | UV, Optical | |
| Hvězdárna a planétarium Teplice | Teplice | Czech Republic | UV, Optical | K62 |
| Hvězdárna Antonína Bečváře | Teplice | Czech Republic | UV, Optical | |
| Hvězdárna Dáblice | Praha | Czech Republic | UV, Optical | |
| Hvězdárna Domu kultury | Uhersky Brod | Czech Republic | UV, Optical | |
| Hvězdárna J. Sadila | Sedlcany | Czech Republic | UV, Optical | |
| Hvězdárna Karlovy Vary | Karlovy Vary | Czech Republic | UV, Optical | A59 |
| Hvězdárna Kunzak | Kunzak | Czech Republic | UV, Optical | |
| Hvězdárna Olomouc | Olomouc | Czech Republic | UV, Optical | |
| Hvězdárna Ostrava-Poruba, Planétarium | Ostrava-Poruba | Slovakia | UV, Optical | |
| Hvězdárna pri M? | Prerov | Czech Republic | UV, Optical | |
| Hvězdárna Rtyne v Podkrkonoší | Rtyne v Podkrkonosi | Czech Republic | UV, Optical | |
| Hvězdárna v Jindrichove Hradci a klub astronomu am | Jindrichuv Hradec | Czech Republic | UV, Optical | |
| Hvězdárna v Rokycanech | Rokycany | Czech Republic | UV, Optical | |
| Hvězdárna Valašské Meziříčí? | Valašské Meziříčí? | Czech Republic | UV, Optical | |
| Hvězdárna Veselí nad Moravou | Veselí nad Moravou | Czech Republic | UV, Optical | |
| Hvězdárna Vsetín | Vsetín | Czech Republic | UV, Optical | |
| Hvězdárna Vyskov | Vyskov | Czech Republic | UV, Optical | |
| Hvězdárna Zdánice | Zdánice | Czech Republic | UV, Optical | |
| Hvězdárna Zlín | Zlín | Czech Republic | UV, Optical | |
| Infocosmos | Bruxelles | Belgium | UV, Optical | |
| Innsbruck | Innsbruck | Austria | UV, Optical | 41 |
| Institut d*Astronomie et d*Astrophysique | Bruxelles | Belgium | UV, Optical | |
| Institut d*Astronomie et de Géophysique Georges Le | Louvain-la-Neuve | Belgium | UV, Optical | |
| Institut d*Astrophysique et de Géophysique | Liège | Belgium | UV, Optical | |
| Institut fuer Astronomie und Astrophysik | Tuebingen | Germany | Gamma, X-ray, UV, Optical | |
| Instituut voor Sterrenkunde | Heverlee | Belgium | UV, Optical | |
| Interessengruppe Astronomie (IgA) e.V. | Viersen | Germany | UV, Optical | |
| Jakokoski Observatory | Finland | UV, Optical | A83 | |
| JATE Asteroid Survey, Piszkesteto Stn. (Konkoly) | Hungary | UV, Optical | 461 | |
| JATE Observatory | Szeged | Hungary | UV, Optical | 629 |
| Jena | Jena | Germany | UV, Optical | 32 |
| Jeugdvereniging voor Sterrenkunde | Beernem | Belgium | UV, Optical | |
| JeugdWerkgroep Ruimtevaart | Brugge | Belgium | UV, Optical | |
| Johann-Kern-Sternwarte Wertheim e.V. | Wertheim | Germany | UV, Optical | |
| Johannes Kepler Observatory | Linz | Austria | UV, Optical | |
| Johannes Kepler Volkssternwarte | Graz-Göstling | Austria | UV, Optical | |
| Jonathan B. Postel Observatory | Italy | UV, Optical | 201 | |
| Jungfraujoch Sphinx Observatory | Jungfraujoch | Switzerland | Optical | |
| JVS Descartes | Genk | Belgium | UV, Optical | |
| JVS Icarus | Beernem | Belgium | UV, Optical | |
| JVS Leuven | Merchtem | Belgium | UV, Optical | |
| JVS Oberon | Hove | Belgium | UV, Optical | |
| JVS Orion | Mechelen | Belgium | UV, Optical | |
| JVS Quasar | Oostende | Belgium | UV, Optical | |
| JVS Sirius | Sint-Lievens-Houtem | Belgium | UV, Optical | |
| JVS Stella-Videns | Hechtel-Eksel | Belgium | UV, Optical | |
| JVS Vigilia | Brugge | Belgium | UV, Optical | |
| Kaliningrad | Kaliningrad | Lithuania | UV, Optical | 58 |
| Kalyazin Radio Astronomical Observatory | Kalyazin | Russia | Radio | |
| Karl Schwarzschild Observatory | Tautenburg | Germany | UV, Optical | 33 |
| Kasan | Kasan | Russia | UV, Optical | 135 |
| Kharkov | Kharkov | Ukraine | UV, Optical | 101 |
| Kharkov University, Chuguevskaya Station | Ukraine | UV, Optical | 121 | |
| Kiel | Kiel | Germany | UV, Optical | 526 |
| Kiev | Kiev | Ukraine | UV, Optical | 85 |
| Kiev comet station | Ukraine | UV, Optical | 585 | |
| Kirschenberg-Sternwarte | Perl | Germany | ||
| Klet Observatory | České Budejovice | Czech Republic | UV, Optical | 46 |
| Köln | Germany | UV, Optical | 572 | |
| Koninklijk Sterrenkundig Genootschap Antwerpen | Brasschaat | Belgium | UV, Optical | |
| Koninklijke Sterrenwacht van België | Brussel | Belgium | UV, Optical | |
| Konkoly Observatory | Budapest | Hungary | UV, Optical | 53 |
| KOSMA | Gornergrat | Switzerland | Radio | K29 |
| Kot Astro | Louvain-la-Neuve | Belgium | UV, Optical | |
| Kourovskaya | Russia | UV, Optical | 168 | |
| Kraichgau-Sternwarte Gondelsheim e.V. | Gondelsheim | Germany | UV, Optical | |
| Kryonerion Astronomical Station | Kiato | Greece | UV, Optical | |
| Kuffner-Sternwarte | Wien | Austria | UV, Optical | |
| Kulin György Bemutató Csillagvizsgál? | Gyula | Hungary | UV, Optical | |
| Kurdjali Observatoriya | Kurdjali | Bulgaria | UV, Optical | |
| L.V.W.S. Aquila | Lommel | Belgium | UV, Optical | |
| La Chaux de Fonds | Switzerland | UV, Optical | 575 | |
| La Palma | Spain | UV, Optical | 950 | |
| La Seyne sur Mer | France | UV, Optical | 509 | |
| Lahti | Lahti | Finland | UV, Optical | 99 |
| Lamalou-les-Bains | France | UV, Optical | 478 | |
| Large Altazimuth Telescope | Nizhny Arkhyz | Russia | UV, Optical | |
| Larissa Observatory | Giannouli | Greece | UV, Optical | |
| Le Cres | France | UV, Optical | 177 | |
| Le Creusot | France | UV, Optical | 504 | |
| Leiden | Leiden | Netherlands | UV, Optical | 13 |
| Leipzig | Germany | UV, Optical | 534 | |
| Leningrad | Russia | UV, Optical | 584 | |
| Lenkerbeck | Germany | UV, Optical | 612 | |
| Lentin Observatory | Ledergues | France | A65 | |
| Leopold Figl Observatorium | St. Corona | Austria | UV, Optical | 562 |
| Les Tardieux | France | UV, Optical | 133 | |
| Lidová Hvězdárna Prostejov | Prostejov | Czech Republic | UV, Optical | |
| Lidová Hvězdárna, Benátky nad Jizerou | Benátky nad Jizerou | Czech Republic | UV, Optical | |
| Liege | Belgium | UV, Optical | 623 | |
| Limburgse Volkssterrenwacht (Europlanetarium) | Genk | Belgium | UV, Optical | |
| Linhaceira | Portugal | UV, Optical | 938 | |
| Lisbon | Portugal | UV, Optical | 971 | |
| Lisbon Observatory at Tapada | Tapada | Portugal | UV, Optical | 971 |
| Liverpool Telescope | La Palma | Spain | Optical, NIR | |
| Ljubljana | Ljubljana | Slovenia | UV, Optical | 103 |
| LOFAR | Exloo | Netherlands | Radio | |
| Lohrmann-Observatorium der TU Dresden | Dresden | Germany | UV, Optical | 40 |
| Loiano | Italy | UV, Optical | 598 | |
| Lomnicky Stit | Poland | UV, Optical | 59 | |
| Lund | Sweden | UV, Optical | 39 | |
| Lvov Polytechnic Institute | Ukraine | UV, Optical | 68 | |
| Lvov University Observatory | Ukraine | UV, Optical | 67 | |
| Lyons | France | UV, Optical | 513 | |
| Lyra | Hamme | Belgium | UV, Optical | |
| Madonna di dossobuono | verona | Italy | 560 | |
| Madonna di Dossobuono | Italy | UV, Optical | 560 | |
| Madrid | Spain | UV, Optical | 990 | |
| MAGIC Telescopes | La Palma | Spain | Gamma | |
| Maisons Laffitte | France | UV, Optical | 150 | |
| Mannheim | Germany | UV, Optical | 524 | |
| Marburg | Germany | UV, Optical | 525 | |
| Marine Observatory | Hamburg | Germany | UV, Optical | 518 |
| Markree | Ireland | UV, Optical | 977 | |
| Marl | Germany | UV, Optical | 605 | |
| Martigues | France | UV, Optical | 618 | |
| Marxuquera | Spain | UV, Optical | 952 | |
| Mauguio | France | UV, Optical | 180 | |
| Mauritius Radio Telescope | Bras d*Eau, Mauritius | France | Radio | |
| MBCAA | Chateau Bernard | France | UV, Optical | |
| Medicina VLBI Station | Medicina | Italy | Radio | |
| Merate | Italy | UV, Optical | 96 | |
| Mercator Telescope | La Palma | Spain | Optical | |
| Mercurius | Herfelingen | Belgium | UV, Optical | |
| Merignac | France | UV, Optical | 957 | |
| Merlette | France | UV, Optical | 472 | |
| Meschede | Germany | UV, Optical | 519 | |
| Messelberg-Observatory | Donzdorf | Germany | UV, Optical | |
| Messier | Zwalm | Belgium | UV, Optical | |
| Mestsk hvězdárna ve slaném | Slany | Czech Republic | UV, Optical | |
| Metsähovi Radio Observatory | Kirkkonummi | Finland | Radio | |
| Metsähovi Radio Observatory | Kylmäl? | Finland | Radio | |
| Metzerlen | Switzerland | UV, Optical | 590 | |
| Metzerlen Observatory | Switzerland | UV, Optical | 577 | |
| Meudon | Meudon | France | UV, Optical | 5 |
| Michel Pezet | Saulcet, Allier | France | UV, Optical | |
| Milano | Milano | Italy | UV, Optical | 27 |
| Military Geographical Institute | Sofia | Bulgaria | UV, Optical | |
| Milkyweb | Kulmbach | Germany | UV, Optical | |
| MIMASz Csillagda | Vác | Hungary | UV, Optical | |
| MiniGRAIL | Leiden | Netherlands | ||
| Mira Csillagvizsgál? | Nagyszénás | Hungary | UV, Optical | |
| Mittelschule "Am Planetarium" | Hoyerswerda | Germany | UV, Optical | |
| Moletai Astronomical Observatory | Lithuania | UV, Optical | 152 | |
| Molėtai Astronomical Observatory | Molėtai | Lithuania | Optical | |
| Monte Agliale | Italy | UV, Optical | 159 | |
| Monte Argentario | Italy | UV, Optical | 593 | |
| Monte Autore | Italy | UV, Optical | 594 | |
| Monte Generoso | Switzerland | UV, Optical | 179 | |
| Monte Mario Observatory | Rome | Italy | UV, Optical | 34 |
| Montelupo | Italy | UV, Optical | 108 | |
| Montjoia | Spain | UV, Optical | 953 | |
| Montpellier | Montpellier | France | UV, Optical | 3 |
| Moorwarfen | Italy | UV, Optical | 481 | |
| Moscow | Moscow | Russia | UV, Optical | 105 |
| Mt, Wendelstein Observatory | Germany | UV, Optical | 230 | |
| Mulheim-Ruhr | Germany | UV, Optical | 628 | |
| Munich | Germany | UV, Optical | 532 | |
| Municipal Astronomic Observatory Spartaco Palla | Pietrasanta | Italy | UV, Optical | |
| MURZIM vzw | St-Lievens-Houtem | Belgium | UV, Optical | |
| NAO Rozhen | Rozhen | Bulgaria | Optical | |
| National Observatory | Bucharest | Romania | UV, Optical | |
| National Observatory of Athens | Athens | Greece | UV, Optical | 066 |
| Neckar-Alb-Sternwarte Nürtingen | Nürtingen | Germany | UV, Optical | |
| NESTOR | Pilos | Greece | Neutrino | |
| Neuchatel | Neuchatel | Switzerland | UV, Optical | 19 |
| Nice | Nice | France | UV, Optical | 20 |
| Nicolaus Copernicus Sternwarte Halberstadt | Halberstadt | Germany | UV, Optical | |
| Nikolaev | Ukraine | UV, Optical | 89 | |
| NOEMA | Plateau de Bure | France | Sub-mm, Radio | |
| NOMAD | Genf | Switzerland | Neutrino | 178 |
| Nordic Optical Telescope | La Palma | Spain | Optical, NIR | |
| Northern Cross Radio Telescope | Medicina | Italy | Radio | |
| Noto VLBI Station | Noto (SR) | Italy | Radio | |
| Novi Ligure | Italy | UV, Optical | 579 | |
| Nucleon Decay Experiment (NEMO) | 91898 Orsay | France | Neutrino | |
| Nürnberger Astronomische Arbeitsgemeinschaft e.V. | Nürnberg | Germany | UV, Optical | |
| Ny-Alesund Geodetic Observatory | Ny- ?lesund, Spitsbergen | Norway | Radio | |
| Nyenheim | Netherlands | UV, Optical | 507 | |
| Nyírõl? Observatory | Nyírõl? | Finland | UV, Optical | |
| Nyrola Observatory | Jyvaskyla | Finland | UV, Optical | 174 |
| Oberbayrische Volkssternwarte Berg e.V. | Berg | Germany | UV, Optical | |
| Oberwichtrach | Switzerland | UV, Optical | 622 | |
| Observacao Astronomica no Algarve, Portimao | Portugal | UV, Optical | 965 | |
| Observatoire Astronomique de Rouen | Rouen | France | UV, Optical | |
| Observatoire Astronomique de Vivy | Vivy | Belgium | UV, Optical | |
| Observatoire astronomique jurassien-Vicques | Viques/JU | Switzerland | UV, Optical | 185 |
| Observatoire Cantonal de Neuchâtel | Neuchâtel | Switzerland | UV, Optical | |
| Observatoire Cantonal de Neuchâtel | Neuchâtel | Switzerland | UV, Optical | |
| Observatoire d*Arbaz sur Sion | Sion | Switzerland | UV, Optical | |
| Observatoire d*Astrophysique du Club Antares | La Seyne sur Mer | France | UV, Optical | |
| Observatoire de Boisricheux | Villiers le Morhier | France | UV, Optical | |
| Observatoire de Bordeaux, POM 1 Telescope | Floirac | France | Radio | 999 |
| Observatoire de Dax | France | UV, Optical | 958 | |
| Observatoire de Genève | Genève | Switzerland | UV, Optical | 517 |
| Observatoire de Genève | Sauverny | Switzerland | Optical | |
| Observatoire de Grenoble, POM 2 | Plateau de Bure, Saint Martin d*Heres Cedex | France | Radio | |
| Observatoire de l*Ardeche | France | UV, Optical | 131 | |
| Observatoire de l*Association Culturelle de Dax | Dax | France | UV, Optical | |
| Observatoire de la Côte d'Azur — Calern | Plateau de Caussols | France | Optical, NIR | |
| Observatoire de Marseille | Marseilles | France | UV, Optical | 14 |
| Observatoire de Nurol, Aurec sur Loire | Aurec sur Loire | France | UV, Optical | 91 |
| Observatoire de Paris-Meudon | Nancay | France | Radio | |
| Observatoire de Vauvenargues | Vauvenargues | France | UV, Optical | |
| Observatoire de Verossaz | Verossaz | Switzerland | UV, Optical | |
| Observatoire des Cote de Meuse | France | UV, Optical | 216 | |
| Observatoire du Plateau de Bure | Plateau de Bure, Saint Martin d*Heres Cedex | France | Radio | |
| Observatoire Francois-Xavier Bagnoud | St. Luc/VS | Switzerland | UV, Optical | 175 |
| Observatoire Midi-Pyrénées | Toulouse | France | UV, Optical | |
| Observatoire, Société? Astronomique de Haute-Marne | Valcourt | France | UV, Optical | |
| Observatoire, Société? Astronomique Hyéroise d*Amat | Hyères | France | UV, Optical | |
| Observatori Astronomic de Consell | Spain | UV, Optical | 176 | |
| Observatorio Astrofísico de Javalambre | Pico del Buitre | Spain | Optical | |
| Observatorio Astronomico de Mallorca | Spain | UV, Optical | 620 | |
| Observatorio de Begues | Spain | UV, Optical | 170 | |
| Observatorio Del Ebro | Roquetas | Spain | Radio | |
| Observatorio del Roque de los Muchachos | Roque de los Muchachos, La Palma | Spain | UV, Optical | Z18 |
| Observatorio Geminis, Dos Hermanas | Spain | UV, Optical | 944 | |
| Observatorio La Dehesilla | Spain | UV, Optical | 212 | |
| Observatorio Montcabre | Spain | UV, Optical | 213 | |
| Observatorio Monte Deva | Spain | UV, Optical | 945 | |
| Observatorio Pla D*Arguines | Spain | UV, Optical | 941 | |
| Observatorio Pozuelo | Spain | UV, Optical | 956 | |
| Observatorio Rodeno | Spain | UV, Optical | 939 | |
| Observatorium für Solare Radioastronomie | Tremsdorf | Germany | Radio | |
| Observatorium Kanzelhöhe | Treffen | Austria | UV, Optical | 580 |