Welcome to the challenge deck. The Mostly Harmless Writing Challenges are free to all tiers. And can be found in the Classroom. Every week you'll find three different science fiction writing challenges designed to sharpen your storytelling skills and push your imagination into deep space. These aren't random prompts. They're exercises focused on: Scene Engineering Worldbuilding Architecture Science Fiction Concept Design Each challenge includes a Basic Prompt and an Advanced Prompt. There are no grades. No word-count police. No perfect answers. Just opportunities to experiment, practice, and build stronger stories. Share your responses, discuss your ideas, and encourage your fellow Space Authors. Write boldly. Break things. Discover something unexpected. And remember: Science fiction deserves its own space.