Movie star
A female star of a film is a diva.
No. Neither film star or movie star are single words, except that they might be hyphenated if used as an adjective (e.g. his film-star looks).
Meteor is another word for shooting star. Meteorite, meteoroid and fireball are additional synonyms for shooting star.
One film star is a man the other film star is a woman married to the first. It is a play on paradigms. We assume that the second one is a man and she is not.
When referring to a heavenly body the German word for star is (der) Stern.When referring to a celebrity, i.e. film star the German word is (der) Star.
film
Another word for galaxy is "star system" or "stellar system."
mainly another name for supernova is star dust cause that's mainly what it is that is how new stars are born just like the sun
An asterisk.
Film Star - film - was created in 2005.
Neither. The term is two separate words.
Factual writing is nonfiction.