CURRENT AFFAIRS

Detailed explanation-1: -Raavana-1 was the first Sri Lankan satellite.

Detailed explanation-2: -Ravana - 1 Satellite Launches Into an Orbit at a Distance of 400 Km to Earth, Signifying Sri Lanka’s Entry Into Space Research Field. The Rawana-1, a Nano-satellite held at the International Space Station, developed by two research engineers from the Arthur C.

Detailed explanation-3: -On October 4, 1957, the Soviet Union launched the earth’s first artificial satellite, Sputnik I. The successful launch came as a shock to experts and citizens in the United States, who had hoped that the United States would accomplish this scientific advancement first.

Detailed explanation-4: -Even then, Sri Lanka’s first ever satellite, launched on June 17, stands out. The predominantly Buddhist island nation, named the 1.05 kilogram payload Ravana-1, after the biggest villain in Hindu mythology.

Detailed explanation-5: -On October 4, 1957, the USSR launched Sputnik, the first artificial satellite to orbit Earth. The satellite, an 85-kilogram (187-pound) metal sphere the size of a basketball, was launched on a huge rocket and orbited Earth at 29,000 kilometers per hour (18,000 miles per hour) for three months.