The Guardians of the Galaxy comics are known for their humor. The combination of the characters' personalities and the creative storylines contribute to the funny aspect. Some issues are funnier than others, but overall, they have a good dose of comedy.
Lego's Bionicle series, which has a science fiction vibe, is also amazing. It has unique robotic - like creatures with lots of movable parts. The story behind Bionicle adds to its charm as well, making it a great addition to Lego science fiction.
You can start by finding a collection or series of the Guardians of the Galaxy comics. Many comic book stores or online platforms sell them. Just pick up the first issue and start from there!