Welding Journal

Space is an inhospitable environment with extreme temperatures that will freeze nitrogen in the shade and boil water in the sunlight. Its vacuum is so extreme, it cannot be fully replicated on Earth. And constant bombardment by atomic oxygen and high-energy radiation threatens any object not protected by shielding. Moreover, the microgravity conditions of objects orbiting the Earth nearly remove the sensation of weight. Despite these formidable conditions, the allure of space explorat..