Who launched the world’s first artificial satellite?

Name of the first artificial satellite launched in 1957?

Which organization is responsible for Indian satellites?

Which country launched India’s first satellite Aryabhata?

Aryabhata was launched in which year?

Which Indian satellite system is used for navigation?

Which country first landed humans on the Moon?

Artificial satellites revolve around Earth due to?

Remote sensing satellites are useful for?

Apollo-11 Moon landing took place in which year?