The Martian moons
Crappy moons that can barely form a potato. Phobos and Deimos. Delineating between moons, planets, and all the other stuff. The likely origin of the Martian moons.
Corporate space settlement and operations. Space Force. Josh reviews space marines; again. Martian weaponry.
Where to build? The cost of scratch settlement construction. Caves and lava tubes. Teleporting resources changes the game.
The Prometheus Problem, again. Doom humans-on-mars hypotheses: aliens developed humans on Mars vs humans originated on Mars. Species resurrection. Gene therapy. Chromosomal addition and subtraction.
Nano walls! Water on Mars! Telefragging!