Yes. But it's not a consistent thing across all Superman comics. Sometimes there are storylines where he has children, and in others, he doesn't. It all depends on the creative direction of the particular comic run.
Yes, Superman has had kids in some comic storylines.
Superman has been depicted as having kids in various comic runs. For example, in some alternate timelines or specific story arcs, he has offspring. But it's not a consistent aspect across all Superman comics.
No, Superman doesn't have a brother in the traditional comic storylines.
Yes, he did. In some comic storylines, Superman has a son.
Yes, in some comic storylines, Superman has been depicted as having twins.
Superman doesn't have any kids in the traditional comic storylines.
Yes, Wanda did have kids in the comics. They were named Billy and Tommy.
Yes, Superman has died in some comic storylines.
Yes, Superman did die in some comic storylines.
Yes, some Avengers have kids in the comics. For example, Hawkeye has kids.
Yes, he did. Iron Man has a daughter named Morgan Stark in the comics.