Getting atomic oxygen and molecular hydrogen to combine in the deep, cold vacuum of space is nearly impossible. (sciencemag.org)
Such a structure could vastly improve the daylight cooling of buildings, cars and other structures by reflecting sunlight back into the chilly vacuum of space. (sciencedaily.com)
When they break out of the ice they are directly confronted with the hostile vacuum of space and freezing temperatures. (centauri-dreams.org)