This is a direct calculation question. You are in a spacecraft orbiting Venus. This is a direct calculation question. You are in a spacecraft orbiting Venus.
The mass of Venus is 4.87E+24 kg, and it's radius is 6.05E+3 km.
What is the escape velocity from the surface? ______m/s.
At a height of 13 radii above the surface of the Venus, what is the circular orbital velocity (orbital velocity, not escape velocity)? _____m/s