In the Marvel Comics universe, Jane and Thor have a child named Thorsdottir. However, in the Marvel Cinematic Universe, there has been no mention of their having a child together.
Who are Jane and Thor?
Jane Foster is a character from Marvel Comics who has had an on-and-off romantic relationship with the superhero Thor. Thor is a fictional superhero created by Marvel Comics, based on the god of thunder from Norse mythology.
Did Jane and Thor have a romantic relationship?
In the Marvel Cinematic Universe, Jane and Thor were shown to have a romantic relationship.
Is it possible for two fictional characters to have a child?
In the realm of fiction, anything is possible depending on the rules and frameworks established by the author or creator. So, yes, it is possible for two fictional characters to have a child if that concept fits within the rules and framework of the story they inhabit.