| Astrofilia | Amateur astronomy |
| Astrofilo | Skygazing |
| astrofisica | astrophysics |
| Astrofisica delle alte energie | High energy astrophysics |
| Astrofisica molecolare | Molecular astrophysics |
| Astrofisica nucleare | Nuclear astrophysics |
| Astrofisica relativistica | Relativistic astrophysics |
| Astrofisica teorica | Theoretical astrophysics |
| Astrogeologia | Planetary geology |
| Astrografi | Astrographs |
| Astrolabi | Astrolabe |
| Astrolabi Danjon | Danjon astrolab |
| Astrolabi impersonali | Impersonal astrolab |
| Astrolabio | Astrolabe |
| Astrolite | Astrolite |
| astrologa | astrologer |
| astrologia | astrology |
| Astrologia cinese | Chinese astrology |
| astrologico | astrological |
| astrologo | astrologer |
| astrologìa | astrology |
| astrometria | astrometry |
| Astrometria fotografica | Photographic astrometry |
| Astrometria spaziale | Space astrometry |
| astronauta | astronaut |
| astronauta sovietica | cosmonaut |
| astronauta sovietico | cosmonaut |
| Astronauti | List of astronauts by name |
| astronautica | astronautics |
| astronave | spacecraft |
| Astronave Enterprise | Starship Enterprise |
| Astronave Prometheus | Prometheus |
| astronoma | astronomer |
| Astronomi | Astronomer |
| Astronomi celebri | List of astronomers |
| astronomia | astronomy |
| Astronomia amatoriale | Amateur astronomy |
| Astronomia antica | Ancient astronomy |
| Astronomia da terra | Ground based astronomy |
| Astronomia dei raggi cosmici | Cosmic ray astronomy |
| Astronomia extragalattica | Extragalactic astronomy |
| Astronomia galattica | Galactic astronomy |
| Astronomia gamma | Gamma ray astronomy |
| Astronomia greca | Greek astronomy |
| Astronomia infrarossa | Infrared astronomy |
| Astronomia megalitica | Megalithic astronomy |
| Astronomia millimetrica | Millimeter astronomy |
| Astronomia ottica | Visible light astronomy |
| Astronomia posizionale | Positional astronomy |
| Astronomia sferica | Positional astronomy |
| Astronomia spaziale | Space astronomy |
| Astronomia submillimetrica | Submillimeter astronomy |
| Astronomia ultravioletta | Ultraviolet astronomy |
| Astronomia UV | UV astronomy |
| Astronomia X | X ray astronomy |
