Stephen McCranie's Space Boy Volume 23

The mystery deepens, emotions run high, and the search for the truth continues in Volume 23 of Stephen McCranie’s acclaimed Space Boy series.

After hearing Dr. Kim’s tragic story, Amy is overwhelmed by everything she has learned and desperately wants to be alone.

But an unexpected source reaches out to help—and Amy soon discovers that another member of the FCP may be hiding much more than anyone realizes.

Meanwhile, Oliver is getting closer and closer to the mysterious Artifact, the discovery of an unusual signal sends shockwaves through the investigation, and Director Langley intensifies his search for the elusive mole.

As secrets continue to surface and loyalties are tested, Amy and those around her must confront difficult questions about trust, identity, friendship, and what it truly means to belong.

Blending science fiction, mystery, emotional storytelling, and expressive graphic-novel artwork, Space Boy Volume 23continues Stephen McCranie’s thoughtful and imaginative series for readers who love character-driven adventures with plenty of intrigue.

Perfect for readers who love: graphic novels, science fiction, mysteries, space adventures, friendship stories, emotional coming-of-age tales, secret organizations, futuristic worlds, and long-running series filled with twists and discoveries.

Author & Illustrator: Stephen McCranie
Series: Space Boy #23
Genre: Middle Grade Graphic Novel / Science Fiction / Mystery & Adventure
Age Range: 10–14
Grades: 5–9
Language: English
Format: Trade Paperback
Pages: 256
Publication Date: March 10, 2026

Themes & Features:

• Science fiction

• Mystery

• Space and futuristic technology

• Friendship

• Identity and belonging

• Secrets

• Emotional growth

• Coming of age

• Conspiracy and investigation

• Graphic novel storytelling

⚠️ Content Note: Includes emotional distress, grief, suspense, danger, and science-fiction action appropriate for the publisher’s recommended ages 10–14.