People think your blood would boil by space exposure. That doesn't happen.
Now if we're talking about solar wind, radiation and stuff... I don't want to discuss the radiation effects on fictional alien species.
EDIT: Ah ok... got it from NASA:
http://imagine.gsfc....ers/970603.html
How long can a human live unprotected in space?
If you don't try to hold your breath, exposure to space for half a minute or so is unlikely to produce permanent injury. Holding your breath is likely to damage your lungs, something scuba divers have to watch out for when ascending, and you'll have eardrum trouble if your Eustachian tubes are badly plugged up, but theory predicts -- and animal experiments confirm -- that otherwise, exposure to vacuum causes no immediate injury. You do not explode. Your blood does not boil. You do not freeze. You do not instantly lose consciousness.
...
You do not explode and your blood does not boil because of the containing effect of your skin and circulatory system. You do not instantly freeze because, although the space environment is typically very cold, heat does not transfer away from a body quickly. Loss of consciousness occurs only after the body has depleted the supply of oxygen in the blood. If your skin is exposed to direct sunlight without any protection from its intense ultraviolet radiation, you can get a very bad sunburn.
Modifié par Ulzeraj, 07 février 2011 - 12:47 .





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