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OTD In Space – February 4: STS-63 Launches 'Orbital Debris Calibration Sphere'
On February 4, 1995, astronauts aboard the space shuttle Discovery launched an itty bitty satellite called an Orbital Debris Calibration Sphere into ... Idea to Move World Largest Ships Across ...
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Today in Aviation History: Sputnik 1, The World's First Artificial Satellite, is Launched Into Orbit
On October 4, 1957, Earth received its first artificial ... a sphere and launched it into the sky, creating history and ...