| Greek astronomy(noun, expression, form, study, science) |
| Hebrew astronomy(noun, expression, form, study, science) |
| Hubble's law(noun, expression, form, study, science) |
| Hubble law(noun, expression, form, study, science) |
| Indian astronomy(noun, expression, form, study, science) |
| Islamic astronomy(noun, expression, form, study, science) |
| Kepler's law(noun, expression, form, study, science) |
| Kepler's law of planetary motion(noun, expression, form, study, science) |
| Russian astronomy(noun, expression, form, study, science) |
| absolute magnitude(noun, expression, form, study, science) |
| astrochemistry(noun, form, study, science, field) |
| atmospheric science(noun, expression, form, study, science) |
| autumnal equinox(noun, expression, study, treatment, science) |
| celestial latitude(noun, expression, study, treatment, science) |
| celestial longitude(noun, expression, study, treatment, science) |
| compact objects(noun, expression, form, study, science) |
| computational astrophysics(noun, expression, form, study, science) |
| copernican system(noun, expression, study, treatment, science) |
| cosmic ray astronomy(noun, expression, form, study, science) |
| date of reference(noun, expression, study, treatment, science) |