rocket launching vs rocket firing

rocket launching and rocket firing both are nouns.

Word	Noun	Adjective	Verb	Adverb
rocket launching	Yes	No	No	No
rocket firing	Yes	No	No	No

As nouns, rocket launching and rocket firing are synonyms defined as:

rocket launching and rocket firing: the launching of a rocket or missile under its own power

rocket launching (noun)	rocket firing (noun)
the launching of a rocket or missile under its own power	the launching of a rocket or missile under its own power