What is a satellite, why are they important, and how have satellites changed our understanding of the Solar System?
- Any object orbiting a planet is called a satellite.
- Moons are examples of natural satellites.
- The first man-made satellite was Sputnik, launched in 1957.
- Today, thousands of satellites orbit far above the Earth, fulfilling a variety of functions.
A satellite is an object that orbits a planet.
Moons are examples of natural satellites.
Jupiter has 67 moons!
But the term "satellite" is more commonly used to describe anything man-made, which has been blasted into orbit.
From the very first Sputnik in 1957, to the many thousands that now orbit far above the ...
Please log in to view and download the complete transcript.