Ninja on Neptune

Part of the Superhero Simeon Series, the book also contains intriguing dialogue between Simeon and Neptune extraterrestrials. Ninja Simeon, who is already the hero of the book, The Ninja Stole my Nose, now travels on a NASA spaceship to the planet Neptune. He is trying to defeat Nephtor Irilius, a Neptunite who has invaded Earth in a unique way (described in detail in the book Nephtor and the Rabbit Men). Simeon meets Shimmer Sands, a brilliant scientific telepathic leader, and an extraterr...