Scrat accidentally enters a flying saucer and propels himself into outer space. He travels through the solar system (also by accident), and during his journey finds a solar system, planets, asteroids, and other celestial objects.

Jet sings a song about the solar system in which we live. He names all of the planets and briefly explains the unique attributes of each one.

While traveling through the solar system, Ms. Frizzle and her class encounter the asteroid belt. There, the class learns what asteroids and the asteroid belt are.

This clip discusses the many impacts that space debris has caused on the planet Jupiter and how these collisions work.

Yakko gives an overview of the universe by describing the celestial objects (stars, galaxies, planets, moons, asteroids, and comets) that exist in the universe and putting into perspective the human race's significance. The song is accompanied by excellent illustrations.