1927 god.
23.12.2000 23:00 | A. B. Zheleznyakov/Enciklopediya Kosmonavtika
| 24.04.1927 | V Moskve otkrylas' Pervaya mirovaya vystavka mezhplanetnyh apparatov i mehanizmov. |
| 05.07.1927 | V Breslau (Germaniya) po iniciative nemeckogo inzhenera Johannes WINKLER sozdano nemeckoe Obshestvo mezhplanetnyh soobshenii (Verein fur Raumschiffahrt). |
| 1927 | V laboratorii dlya razrabotki izobretenii Nikolaya Ivanovicha TIHOMIROVA nachaty raboty po sozdaniyu porohovyh uskoritelei starta samoletov. |
| 1927 | V SSSR opublikovan trud Konstantina Eduardovicha CIOLKOVSKOGO "Kosmicheskaya raketa. Opytnaya podgotovka". |
Astrometriya
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Astronomicheskie instrumenty
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Astronomicheskoe obrazovanie
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Astrofizika
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Istoriya astronomii
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Kosmonavtika, issledovanie kosmosa
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Lyubitel'skaya astronomiya
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Planety i Solnechnaya sistema
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Solnce