Alya, Bellatrix, Leo, Nash, and so many more! Beautiful and unique baby names for your soon-to-be little star! Celestial baby names are gorgeous, whimsical, and oh so meaningful. These are carefully curated actual constellation and star names (or names meaning "star") that sound adorably trendy. Both girl star baby names and boy star baby names, along with meanings and insights. Click to see the full list.