Domain Arrivals
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Featured in Domain Arrivals · 2026-08-15

Airship.diy: an open notebook for a live-aboard hydrogen airship

airship.diy ↗ · Developer Corner · score 89.0
○Open: public page gives enough substance to understand the site $Paid: pricing, booking, ecommerce, subscription, or paid access is visible ADAds: visible ad load or ad-supported content ✦Pretty: notable design, copy, craft, or presentation ◆Pro: polished, finished-feeling, serious, or operationally mature ◇Niche: specific audience, workflow, or unusually focused use case ◉Human: personal, local, community, civic, handmade, or real-person signal !Suspicious: scammy, spammy, trust theater, finance fog, or credibility concern

A detailed engineering model for a hydrogen airship designed to house two people for a year, run on sunlight and fuel cells, and land on water.

Why it surfaced

This is not a concept-renderer landing page: its mass budget, physics simulation, interactive cutaway, energy loop, and design comparisons are presented as an open engineering argument. It also leaves a major problem visibly unresolved—the daily temperature swing can shift lift by roughly two tonnes—making the project more compelling than a frictionless vision piece.

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The Two-Tonne Temperature Problem

August 15’s newborn domains include a live-aboard hydrogen airship with a two-tonne lift problem, a Japanese toolbox that explains its assumptions, an advisory-by-advisory Hawaiʻi hurricane archive, and a wedding-gift game about ungrateful poultry.

This is one of 1,000 discoveries in the 2026-08-15 Domain Arrivals issue.

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