Additional in-universe background short films.
Science Lesson 1 - Ether Space
Science Lesson 2 - Starbows and the Rip Van Winkle Effect
Science Lesson 3 - Faster Than Light Travel
Science Lesson 4 - The Evil Space Monsters
Science Lesson 4+1 - The History of Spaceships
Science Lesson Final - The True Sol System
Good Morning, Okinawa Girls High!
Cosmic Space Battle
Sizzler Project
New Science Lesson 1 - Orbital Elevators and Orbital Ropeways
New Science Lesson 2 - The Core of the Milky Way and Black Holes
Aim for the Top 2! Science Lesson 1 - Topless
Aim for the Top 2! Science Lesson 2 - History of Buster Machines
Aim for the Top 2! Science Lesson 3 - Cosmic Censorship Hypothesis
