Garco the Robot introduces Walt, who introduces this exciting series; Tomorrow's World "; It encompasses life on other planets. We start from human history, where humans try to understand the world they inhabit and begin to pay attention to the patterns of stars. Humans have begun to develop certain beliefs about celestial bodies. It covers the theories of scientists and philosophers. Ptolemy's inaccurate but accepted theory, followed by Copernicus. Then consider life on other planets. Some highly imaginative depictions of theoretical inhabitants on other planets. Soon, Mars became the focus of this episode. H. G. Wells and Edgar Rice Burroughs' creativity became vivid through more colorful animations. At that time, vulgar science fiction comics, like all other comics, were imitated in a straightforward tone. As the clip unfolds, you can see the freedom in production, Ward Kimball's comedic tone, and even Donald Duck's cameo appearance. Afterwards, the program adopted a more serious tone, depicting every planet in the solar system from the perspective of what would happen to humans in the solar system. The plan claims that life on Mars can be almost normal. We have been told that this is becoming increasingly important for the future. E. Dr. C. Slipher is the most important authority on Mars, discussing the possibility of life on this red planet. More animations speculate on the situation on Mars. This section is filled with eye-catching, creative, and distinctly atypical Disney animations. The plan ends with the journey of astronauts and their spacecraft to Mars. In the end credits, Old Yeller is advertised.