This is the name given to the first artificial satellite launched into Earth's orbit. It was made in Russia. With the launch, it brought about a new chapter in the Cold War between the United States and Russia. Its orbital speed was about 8000 ms^-1 or about 18,000 miles per hour. It completed an orbit of the Earth every 96 minutes.
The year was 1957.

     
Sputnik merupakan satelit buatan pertama yang dilancarkan ke orbit Bumi. Ia dibuat di negara Rusia. Dengan pelancaran Sputnik, tibanya detik baru dalam Perang Dingin di antara negara Amerika Syarikat dan negara Rusia. Kelajuan orbit Sputnik mencapai lebih kurang 8000 meter per saat atau 18,000 batu sejam. Ini bermakna Sputnik melengkapi satu orbit Bumi setiap 96 minit.