eli5 how are satellites placed in just the right spot so they dont fall to earth or drift into space?

Question

eli5 how are satellites placed in just the right spot so they dont fall to earth or drift into space?

In: Planetary Science

Answer 1

Because we know how orbits work – it’s just math. All you have to do is put the satellite in the right altitude with the right speed. The satellites themselves has small thrusters to made minor adjustments as needed.