Observatory Guide

3,301 observatories in 88 countries

By Continent

Europe

930 observatories · 33 countries

Asia

226 observatories · 18 countries

North America

648 observatories · 5 countries

South America

67 observatories · 9 countries

Africa

43 observatories · 6 countries

Oceania

88 observatories · 2 countries

Antarctica

7 observatories · 1 countries

By Spectral Band

Optical

2,985

Radio

216

Neutrino

29

Gravitational Waves

6

By Latitude

Northern Hemisphere

70°–90° N 60°–70° N 54°–60° N 50°–54° N 48°–50° N 46°–48° N 44°–46° N 42°–44° N 40°–42° N 30°–40° N 20°–30° N 0°–20° N

Southern Hemisphere

0°–20° S 20°–30° S 30°–40° S 40°–50° S 50°–60° S 60°–90° S

By Timezone

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