When a research crew in deep space discovers the desolate ship "Green Planet" that warps into their area, they encounter Buzz, the commander and sole surivor of the ship. Being too incapacitated to make them aware of the situation of his ship, the research team will soon discover that they have found something far, far worse...

Ryu, a ladder-climbing salaryman exploring the galaxy on the company’s dime, crash-lands in the middle of a generational war over the seat of power on the planet Gdleen.

Yagami comes to Maison Ikkoku, not knowing of Godai's and Kyoko's wedding, stating that she is now an adult, which she is, not knowing how to tell her, they panic, but she finds out in the end, and is heart broken.

After hitting a passing spaceship and causing it to crash, a troupe of aliens and robots rescue the only survivor. It is a human baby named Corona that they decide to raise on their own, using the data they retrieved from the computer to mimic the life she would have had on Earth.

When local teacher Midori Yamabuki receives an emergency summons to her home planet it turns out to be a trap devised by galactic warlord Dr. Mashirito, and it's up to Dr. Senbei Norimaki and a group of students (including his robot daughter Arale) to venture into space to save her.