- Astronomy, Observations and Techniques 8
- Astrophysics and Astroparticles 8
- Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics) 5
- Optics, Lasers, Photonics, Optical Devices 3
- Science, Humanities and Social Sciences, multidisciplinary 3
- Science, multidisciplinary 3
- Astrobiology 2
- Cosmology 2
- Measurement Science and Instrumentation 2
- Astronomy, Astrophysics and Cosmology 1
- Atmospheric Sciences 1
- Atomic, Molecular, Optical and Plasma Physics 1
- Biogeosciences 1
- Geochemistry 1
- Physical Chemistry 1
- Planetology 1
- Statistics for Engineering, Physics, Computer Science, Chemistry and Earth Sciences 1