'Lucky' Louie the Lug has slipped by the police at a space port and boarded the first commercial flight to the Moon. Astroboy pursues him seeking to recover stolen diamonds, but the liftoff is underway before he can apprehend the criminal. When meteors collide with the ship, Astro escapes in a damaged space raft with Louie, a little girl named Marvel, Radio Announcer 'Stark' Raving, socialite Mona Toujour and crooked insurance magnate 'Rocco' Gibraltor. They land on a strange asteroid which is a frozen vacuum by night, but has breathable air by day.

One day, excitable Mr. Pompous was relaxing at home when suddenly a mysterious ship crashed through his front door. Clearly the ship was something from the future.

After Dr I.M. Sinister and his 2 henchmen 'Red' and 'Mouse' escape from Sing Song Prison, they hide at the mining colony of Cross Island disguised as robots. The gang overpowers Dr Elefun, who is repairing the robot miners. As chance has it, one boy robot on the island was built by Dr Sinister. While holding Elefun at gunpoint, Sinister demands not only HIS robot but the use of parts from Astroboy, so he can build a super-robot capable of changing into an array of animals.

That priest was dying carving a single mark on the eyes of Christ decorated in the church. Apparently it seems to be a clue to teach the identity of the pirate who broke into the church. The same pirate begins to aim for beard hair that knew their secret.

Film producer Elia Belial plans to ruin Earth using an artificial sun.

Astro runs into two of his friends and stumbles upon an interesting flower. While Astro's friends want to pick it, Astro says to leave the flower alone. He then proceeds to tell the tale of this bizarre flower.

Young Koichi (Tommy Speed) prepares to enter a world race with his supersonic car, the Silver Comet.

Saturn (Baron Von Hoodwink), an evil robot kidnaps Princess Odette (Princess Lollipop), a robot swan who can turn back into her normal self when everyone's asleep. She runs away from Hullabaloo Land as Astro comes to her aid.

A robot centipede disguised as 47 wrestling robots causes havoc on a ship and in the ocean.

Garon, a giant cosmic robot lands on Earth as a meteor, then Astro Boy and the scientists reconstruct him. During a thunderstorm, Garon revives. A corrupt scientist tells Garon to reconstruct an island in the image of his home planet, also changing the atmosphere to match that of the planet, which is toxic to life on Earth.

Astronauts report seeing fireflies in space, but they are really gaseous beings led by the evil Toxor.

At the large space station Satellite R-45, Astro Boy discovers a pair of souvenir vendors hawking stolen wares.

At a beach Astro Boy spots a mysterious bottle with a note calling for rescue from an uncharted island called Sea Serpent Isle.

A strange robot demands that Astro Boy and Professor Ochanomizu accompany him to an unknown kingdom at the bottom of the sea.

Together with Dr. Jordan who ran away from under the president who plots world conquest, Atom who got into the underground tank fights the president. But the underground tank loses control and starts pushing towards the volcano.

An evil scientist who hates civilization named Dr. Ram (Don Tay) invents a robot called Atlas to destroy a village.

A president fears for his life, as the presidents of several other countries have all been attacked by Führer ZZZ (Secret Agent 3-Z).

A monster appears in the city, and it turns out to be Dr. Dorian, who has been exiled to Mars. He turns into a monster because he cannot get cosmic X-rays on the Earth.

Kino (Abracadabra), a robot magician is approached by a strange magician named Tenpercent, who later frames him for stealing art paintings from a museum. With Astro's help Kino must provide the evidence that he was framed.

Astro Boy sets out on a rocket to rescue people who have been kidnapped for use as livestock on a planet.

The religious group Pui Pui is looking for a wonder drug that will give them immortality. Dr. Tatsuji, who has succeeded in developing such a drug, is taken away by the religious group. So Astro Boy fights them to ensure the peaceful use of the drug.

On his birthday, Astro Boy receives a little sister, Uran.

The small planet Mezusa goes out of its orbit and heads straight to the Earth. To save Earth from a collision with the planet, Astro Boy heads for the planet with a convict who is a bomb professional.

Dr. Shisoku despairs of human beings that continue the ongoing destruction of nature, and makes animals attack cities in a machine that hypnotizes with ultra short waves.

Sam Caesar, a mad scientist hopes to create a new Roman Empire.