- Astronomy, Observations and Techniques 105
- Astrophysics and Astroparticles 15
- Astronomy, Astrophysics and Cosmology 7
- Planetology 7
- Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics) 7
- Astrobiology 5
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- Mathematical Methods in Physics 3
- Mathematical Modeling and Industrial Mathematics 3
- Models and Principles 3
- Classical Mechanics 2
- Statistical Physics and Dynamical Systems 2
- Aerospace Technology and Astronautics 1
- Classical and Quantum Gravitation, Relativity Theory 1
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- Statistics for Engineering, Physics, Computer Science, Chemistry and Earth Sciences 1