Gauge Newsletter January 2020 | Page 38

RAAVANA1 “The First Sri Lankan Satellite” With the industrial revolution and the development of science and technology, people were forced to think of new ideas to do their day to day work easily. Apart from those industrial and household items, people were curious about the earth as well as the whole universe. They wanted to explore the universe to end their curiosities. With the invention of the airplane, people were able to travel from one country to another within a few hours. So, people got to know about all the cultures, technologies and were able to share the knowledge. But the invention of the plane was not enough to explore the universe and find the mysteries of it. After all the experiments and trials, on 4th October 1957, the Soviet Union changed the history by successfully launching the Sputnik I, the first artificial satellite of the world, which was about the size of a beach ball (58cm in diameter) and weighed only 83.6 kg. This launching has contributed to the development in various areas, such as politics, military, Page 36 University of Peradeniya GAUGE Magazine