| QB 1-991 | Astronomy |
| QB 1-139 | General (includes encyclopedias, etc.) |
| QB 140-237 | Practical and spherical astronomy |
| QB 275-343 | Geodesy |
| QB 349-421 | Theoretical astronomy and celestial mechanics |
| QB 455-456 | Astrogeology |
| QB 460-466 | Astrophysics |
| QB 468-480 | Non-optical methods of astronomy |
| QB 495-903 | Descriptive astronomy |
| QB 500.28 | Northern Sky |
| QB 500.3 | Southern Sky |
| QB 500.5-518 | Solar System |
| QB 520-526 | Sun |
| QB 528-539 | Atmosphere, chromosphere. |
| QB 540 | Solar eclipses |
| QB 579 | Lunar eclipses |
| QB 595-600 | Planets. Planetology. |
| QB 980-991 | Cosmogony. Cosmology |
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