1940 god.
24.12.2000 0:00 | A. B. Zheleznyakov/Enciklopediya Kosmonavtika
| 28.02.1940 | V SSSR na aerodrome v Podlipkah pod Moskvoi sostoyalsya pervyi ispytatel'nyi polet raketoplana RP-318-1. Raketoplan pilotiroval letchik Vladimir Petrovich FEDOROV. |
| 28.05.1940 | Robert GODDARD nachal rabotu po kontraktam s amerikanskoi armiei nad sozdaniem aviacionnyh zhidkostnyh raketnyh dvigatelei i ih uzlov. |
| 1940 | NII-3 peredan v Narodnyi komissariat boepripasov SSSR. |
| 1940 | V SSSR nachaty raboty po sozdaniyu raketnogo samoleta BI-1. |
| 1940 | V raketnom issledovatel'skom centre Penemunde nachalis' ognevye ispytaniya kamery sgoraniya 25-tonnogo raketnogo dvigatelya, prednaznachennogo dlya rakety A-4. |
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