Astronomy servers

150 measured server(s) with the Astronomy sub-topic, ranked by real members. Browse topics →

Server	Members	Online	Active
1 Tiny Astro	18,377	319	1.7%
2 Avid Space	15,231	1,736	11.4%
3 SpaceEngineverified	13,738	3,154	23.0%
4 SPACE SIP	13,605	267	2.0%
5 N.I.N.A. - Nighttime Imaging 'N' Astronomy	13,423	1,416	10.5%
6 Space Nerds	10,410	1,459	14.0%
7 Astronomity	8,060	1,048	13.0%
8 Astrophotography & Co.	7,601	1,395	18.4%
9 Next Spaceflightpartner	7,559	1,030	13.6%
10 Hubble Exchange	5,870	115	2.0%
11 Royal Space Society	5,690	562	9.9%
12 Astronio Community	4,724	542	11.5%
13 La Communauté Astropartner	3,993	554	13.9%
14 Æther Cosmology	3,557	267	7.5%
15 ASTROKINGSverified	3,552	129	3.6%
16 Space Launch Now	3,520	254	7.2%
17 EDDiscovery	3,273	841	25.7%
18 OpenAstroTech	3,191	401	12.6%
19 [CLOSED] ⋆｡ planets ˚ ⋆	3,143	96	3.1%
20 Astrofaza	2,808	275	9.8%
21 Cosmonauts Club	2,790	31	1.1%
22 r/nasa	2,723	306	11.2%
23 Imaginus	2,662	23	0.9%
24 Discover Earth	2,563	143	5.6%
25 SetiAstro's Community	2,532	270	10.7%
26 ASTRO-FR	2,512	309	12.3%
27 Zorzowa Kraina	2,219	177	8.0%
28 Og star tracker	1,963	224	11.4%
29 Syracuse University Physics/Astronomy	1,834	57	3.1%
30 Universe Today / Fraser Cain	1,819	243	13.4%
31 #DRIVENASA	1,805	192	10.6%
32 Cosmodrome	1,533	145	9.5%
33 iTelescope	1,514	119	7.9%
34 TAMU Cepheid Variable	1,457	298	20.5%
35 CosmoQuest Chat	1,447	202	14.0%
36 𝐀𝐧𝐨𝐧𝐲𝐦𝐨𝐮𝐬 𝐀𝐬𝐭𝐫𝐨𝐧𝐚𝐮𝐭𝐬	1,415	31	2.2%
37 Astro Roxy 🇮🇳	1,320	52	3.9%
38 Celestia	1,320	149	11.3%
39 AstroHub	1,296	111	8.6%
40 Ξxoplanets. The 4001 Project.	1,222	26	2.1%
41 Space Celestial	1,177	128	10.9%
42 New Space India	1,163	29	2.5%
43 QUARCS open source astronomy imaging	1,153	88	7.6%
44 Planetdex Official Server... 3?!	1,100	238	21.6%
45 Bruin Spacecraft Group	895	83	9.3%
46 *｡⋆✎ 𝕊𝕥𝕦𝕕𝕪 𝕚𝕟 𝔸𝕤𝕥𝕣𝕠 ✐⋆˚｡	893	38	4.3%
47 Uni Wien Astro-Meteo-Phys	870	83	9.5%
48 The UBC Astronomy Club	853	64	7.5%
49 ΨΦ	824	55	6.7%
50 The (Unofficial) Astronomy Club	788	125	15.9%
51 Astrochain - Astronomy Meets The Blockchain	738	45	6.1%
52 RIT Space Exploration Club	730	103	14.1%
53 Astronomy Society @UCF	718	76	10.6%
54 Rensselaer Astrophysical Society	710	101	14.2%
55 Perth Observatory	697	6	0.9%
56 SEDS UNLV	688	80	11.6%
57 Ciel & Espace - AFA	678	72	10.6%
58 Josh Universe - Space Discord Server	632	59	9.3%
59 Titan Observatory	592	88	14.9%
60 The Space Race	592	81	13.7%
61 Scale of the Universe	562	22	3.9%
62 AstroTools.io	551	11	2.0%
63 UMBC Astronomy Club	524	62	11.8%
64 Sydney University Astronomy Society	510	44	8.6%
65 Strewnify Meteors & Meteorites	500	24	4.8%
66 Planetário do Carmo	440	7	1.6%
67 Europlanet	435	40	9.2%
68 Grupa Astronomiczna Polia	425	41	9.6%
69 L'Observatoire de la comète	419	101	24.1%
70 Space	418	99	23.7%
71 Planète Sciences Astronomie	400	38	9.5%
72 AstroConnect	398	38	9.5%
73 Astro4dev	375	14	3.7%
74 RIT Astronomy Club	371	50	13.5%
75 LU ASTRO	366	43	11.7%
76 Carleton University Astronomy Club	364	48	13.2%
77 Serveur Astro Images Processing	351	46	13.1%
78 Open University Space Society	344	28	8.1%
79 The Mars Society	342	37	10.8%
80 Telescopes and Astronomy	336	33	9.8%
81 Cosmic Hub	323	58	18.0%
82 The Space Junk Collectors Club	322	22	6.8%
83 Liverpool Association for Space and Engineering Research	322	33	10.2%
84 İnsan Evreni'ne Yolculuk	315	6	1.9%
85 Astro@Penn	314	27	8.6%
86 可觀測宇宙	314	78	24.8%
87 ExoPlanets	306	5	1.6%
88 GRAAA - Grand Rapids Amateur Astronomical Association	298	21	7.0%
89 Astroforum	286	34	11.9%
90 Satellite Tracker 3D	253	18	7.1%
91 UArizona SEDS	252	14	5.6%
92 SpaceSoc	251	37	14.7%
93 Galaxy Discoveries & Logistics	250	55	22.0%
94 Astronomische Internetgemeinde	246	45	18.3%
95 The Mars Society Argentina	239	1	0.4%
96 Community Enrichment Through Astronomy (CETA)	232	21	9.1%
97 El diario del astrónomo	208	25	12.0%
98 Eclipse Megamovie 2024	205	13	6.3%
99 Brisbane Astronomical Society	204	23	11.3%
100 Space on Earth	200	11	5.5%
101 Astronomy Chat Room	195	8	4.1%
102 Fordingbridge Astronomers	193	11	5.7%
103 Ursa's Planetarium ✨	192	50	26.0%
104 Dawson Astronomical Society	181	19	10.5%
105 AllSkyKamera-Netzwerk	176	24	13.6%
106 ASX (Astronomy & Space Exploration Association)	171	17	9.9%
107 The British Interplanetary Society	167	26	15.6%
108 इसरो | ISRO	167	24	14.4%
109 UMBC Observatory	164	21	12.8%
110 Polhems Astronomiska Sällskap (PAS)	162	27	16.7%
111 Home of Stars and Constellations	155	30	19.4%
112 Astro USDA	146	20	13.7%
113 Local Bubble | Bagru Astronomie	136	12	8.8%
114 The Night Sky	133	34	25.6%
115 Astro Club	130	8	6.2%
116 astronomija_pripreme	128	9	7.0%
117 ⌗ . 🍓꒱ mare lamentorum !!	124	66	53.2%
118 UHH Astronomy/Physics	120	15	12.5%
119 Launch Pad Astronomy	119	17	14.3%
120 Space and Rocketry 🚀	113	25	22.1%
121 Space Society	112	13	11.6%
122 A Space for Space	106	15	14.2%
123 Association ALBE	106	16	15.1%
124 Concordia Undergraduate Astronomy & Astrophysics Club	103	9	8.7%
125 Εταιρεία Αστρονομίας & Διαστήματος	102	6	5.9%
126 Back Bay Amateur Astronomers	100	13	13.0%
127 Planetary Circumnavigation Club	99	19	19.2%
128 Southern Astronomical Society	97	6	6.2%
129 Astronomie (GER)	92	20	21.7%
130 The Astroverse	88	8	9.1%
131 Astro Cafe.	85	25	29.4%
132 starplot	85	5	5.9%
133 Space Weather Explorers Week	85	2	2.4%
134 Tarleton Planetarium's server	83	4	4.8%
135 Astro Lounge	78	24	30.8%
136 Solar Atmosphere	77	5	6.5%
137 Near Space Club	74	11	14.9%
138 NASA	74	3	4.1%
139 Astro AI	73	2	2.7%
140 Polaris Astronomy	71	9	12.7%
141 ΑΟΦΠΚ	71	9	12.7%
142 The Star River	70	21	30.0%
143 Westchester Amateur Astronomers	70	4	5.7%
144 Keplerian Space Discovery	70	11	15.7%
145 Cosmos	69	8	11.6%
146 Kosmogadka	66	12	18.2%
147 SpaceEngine ITA	66	4	6.1%
148 Astro Race	63	4	6.3%
149 GCU Astronomy Society	62	9	14.5%
150 Astronomischer Arbeitskreis Kassel e.V.	59	8	13.6%