Spacing Out in the Final Frontier
Ever since way back when, mankind has looked at the heavens and wondered what's up there, and some had notions of actually going there. In the 20th century and extending into nowadays, progress has been significant. While space probes are impressive in their own right, having men land on the moon and operate space stations is foudroyant . I reckon it's human nature to want to go further. NASA's Lunar Reconnaissance Orbiter (LRO) view of Earth from lunar orbit Credit: NASA/Goddard/Arizona State University (Usage does not imply endorsement of site contents) Mind you, Earth can be considered a mighty large spacecraft itself. It was put here by the Creator for a reason, and we were designed to live on it. Significant difficulties exist for protracted space flight, such as collisions with objects, radiation, and other things. Two worth highlighting are the psychological difficulties and the physical problems of being without gravity. Through the imagination, we can so