In an age where space travel melds with 18th-century seafaring, a rebellious and adventurous young man named Jim Hawkins stumbles upon a map leading to the fabled Treasure Planet, a world rumored to hold the greatest pirate loot in the cosmos. Longing to prove himself and break free from his troubled past and the dreariness of his current life, Jim is determined to embark on a journey to find the treasure. With the help of family friend Dr. Delbert Doppler, Jim secures a spot on a majestic solar galleon, setting sail across the universe under the guidance of the enigmatic and strict Captain Amelia. The eclectic crew is a motley assortment of creatures, but none as mysterious as the ship's cook, John Silver, a cybernetic pirate with whom Jim forms an uncertain alliance, seeing in him a father figure he’s been yearning for.

As the voyage progresses, Jim is thrust into the complexities of adult responsibilities and must navigate treacherous alliances and the wild adventures of space exploration. He grows and learns under the mentorship of Silver, all while the ship's crew slowly reveals its true and sometimes dubious colors. The trip is fraught with black holes, supernovas, and space storms, testing the resolve of the young adventurer. Meanwhile, mutiny brews, brewing tension between the loyal crew members and those with darker intentions, setting the stage for a confrontation that could shape the destiny of all aboard on their quest for the ultimate prize.