extraterrestrial object vs creation

extraterrestrial object and creation both are nouns.

Word	Noun	Adjective	Verb	Adverb
extraterrestrial object	Yes	No	No	No
creation	Yes	No	No	No

extraterrestrial object (noun)	creation (noun)
a natural object existing outside the earth and outside the earth's atmosphere	the human act of creating
	the act of starting something for the first time; introducing something new
	an artifact that has been brought into existence by someone
	the event that occurred at the beginning of something
	everything that exists anywhere