Spaceship Adventures

Three related projects. One obsession with spaceships.

Founded 2010 · Solo Indie · Building in Public

Spaceship Adventures

Spaceship Adventures is three related projects: a physical cockpit experience, a visual novel in development, and a free space studies curriculum. Each has its own page and its own timeline.

Free Space Studies Course

Five self-paced courses and 35 modules on spaceflight, space policy and exploration, built from primary sources. Free, no sign-up.

Start with SSA-01 → See all five courses Browse by topic
Projects

Three Initiatives, One Umbrella

In Development — Phase 0

Physical ROC

A real two-crew cockpit simulator — BSG Raptor meets Puddle Jumper. Road-mobile trailer, physical controls, real-time viewports, ARIA mission AI. The flagship experience for partners and operators.

See the ROC →
In Development

Hoshi no Isan 星の遺産

Japanese-aesthetic space visual novel aboard a JAXA Heritage Ship. In development in Godot. The whole Yamabiko is walkable — seven decks and seventy rooms — with the first crew on their rounds.

Explore the game →
Curriculum Complete

Space Studies

A free, self-paced curriculum — no accreditation, just the material. Five courses, 35 modules, built from primary sources — from "what is space studies" through deep-space instrumentation.

Start learning →
Dev Journal

Latest Builds

Recent progress on the Hoshi no Isan Godot build: the walkable Yamabiko and its crew.

Food Stalls and a Tram That Runs

November 14, 2026
The concourse gets yatai food stalls and little robots that serve them from a rail overhead, the tram takes passengers, and the crew finally eat.

  Read Devlog

A Ship That Keeps Hours

November 14, 2026
Day turns to night aboard the Yamabiko, the crew keep their own hours and sit down together to eat, and four new people come aboard.

  Read Devlog

The Shrine Keeper

November 8, 2026
The Hoshi Shrine gets its keeper. Tsuneo Higashi sweeps the path, reads the crew's wishes, and stops at the offering box to bow and pray.

  Read Devlog

Follow Along

Build logs, ROC planning, and project updates — shared in public as the work progresses.

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