Question 1:

Which country launched the first artificial satellite, Sputnik 1?

Explanation: The first artificial satellite, Sputnik 1, was launched by the Soviet Union.

Question 2:

Which satellite communication system provides global coverage?

Explanation: The Iridium satellite communication system provides global coverage.

Question 3:

Which year was the first commercial satellite communication launched?

Explanation: The first commercial satellite communication was launched in 1962.

Question 4:

What is the name of the first satellite-based navigation system?

Explanation: The first satellite-based navigation system was called Transit.

Question 5:

Which organization launched the Telstar satellite, the first satellite to relay television signals?

Explanation: The Telstar satellite, the first satellite to relay television signals, was launched by AT&T.