Subject
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- 18.-20. století1
- 1812-19101
- 5511
- 71
- Cassini, Giovanni Domenico1
- Earth1
- Galle, Johann Gottfried1
- Grassi, Horace1
- Kepler's laws of planetary motion1
- Keplerovy zákony pohybu planet1
- Neptun (planeta)1
- Neptune (Planet)1
- Toscanelli, Paolo dal Pozzo1
- Země1
- astrofyzika1
- astrometrie1
- astrometry1
- astronomy1
- astrophysics1
- comets1