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Summary
DescriptionO Neill cylinder-Island Three-Example for nearly 77 million population in each cylinder.png
English: An O'Neill cylinder (also called Island Three) space habitat (pair of counter-rotating cylinders). Example for 76.8 million people living in each cylinder.
Español: Un hábitat espacial de tipo cilindro de O'Neill (también llamado Isla Tres), formado por un par de cilindros rotando en sentidos opuestos. Ejemplo para una población de 76,8 millones de personas viviendo en cada uno de los cilindros.
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