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“The history of science, like the history of all human ideas, is a history of...”
– Karl Popper (via preisser)
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This Day in Science History
Mars 2 and Mars 3 blast off in 1971! The Mars 2 and Mars 3 missions consisted of identical spacecraft, each with a bus/orbiter module and an attached descent/lander module. The primary scientific objectives of the Mars 2 orbiter were to image the martian surface and clouds, determine the temperature on Mars, study the topography, composition and physical properties of the surface, measure...
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