Sputnik and The Dawn of the Space Age\”History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I. The world\’s first artificial satellite was about the size of a beach ball (58 cm.or 22.8 inches in diameter), weighed only 83.6 kg. or 183.9 pounds, and took about 98 minutes to orbit theContinue reading “Fiftieth Anniversary of Sputnik launch”
