astronomer

1. (astronomy) One who studies astronomy, the stars or the physical universe; a scientist whose area of research is astronomy or astrophysics.Examples: "Pioneering American astronomer Vera Rubin once mentored fellow aspiring female astronomers and advocated for women in science. It’s fitting that the first national US observatory named for a female astronomer is in her honor."; "But none of those brown dwarfs were speeding along on a trajectory that would carry them out of the galaxy like “runaway” hypervelocity stars observed by astronomers in the last two decades."Synonyms: astro-boffin, astronomist