astronomy Synonyms

stargazing uranology alien astrogeology optical astronomy SETI space science star cluster fobos exact and natural sciences study of the stars and planets starwatching study of celestial bodies study of the universe exploring outer space astrochemistry environmental science astrography astrolithology astrology astrometry cosmogony cosmology selenology uranography astrobiology astrodynamics astronaut astrophysics radio astronomy astro-exploration