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The biggest windows I can think of that can expose crew to a good dose of sunlight are the ISS' cupola, so those might be a good starting point. Like all the other US spacecraft windows I know of (except for the shuttle side hatch window) the cupola windows have coatings to keep out the UV. On each pane there is a coating to prevent reflection when the ...


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Not modern, but Apollo used coatings on the windows of the command module and lunar module. Source: Apollo Experience Report: Spacecraft Structural Windows, NASA Tech Note D-7439. The CM windows were triple-pane (except for the telescope optics). The outer-most pane was made of fused amorphous silica and protected the cabin from micrometeroids, radiation, ...


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This article from Air Space Mag (https://www.airspacemag.com/space/window-on-the-world-1142261/) says that the window for the Destiny module was designed as such (emphasis my own) The window’s glass is a special stock of high-purity, colorless, synthetic fused silicon dioxide—a material chosen for its resistance to the effects of thermal variations and its ...


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It does seem that Lebedev and his crewmate Anatoliy Berezovoy did indeed suntan on Salyut-7. The NASA report references a column in 'Pravda', which published excerpts from the published diary of Lebedev, "Моё измерение: дневник космонавта", or "My dimension: a cosmonaut's diary". While it is hard to find the newspaper, the book can be ...


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