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How Do You Actually Build a Spaceship Bigger Than a City

Close your eyes and imagine a city moving through the silent void of interstellar space. A quiet journey into how a starship larger than any city could actually be built. It would not be a single heroic machine, but a moving industrial settlement requiring off-world mines, power networks, and shipyards to exist before construction could even begin. The Chrysalis design is 58 kilometers long, carrying up to 2,400 people on a 400-year journey to Proxima Centauri. Its five concentric layers contain forests, schools, hospitals, and farms. The greatest challenge would not be technical, but human…

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