Fourth Edition by Wilkinson, Cerullo, Raval, and Wong-On-Wing. Chapter 12: The Revenue Cycle. Slides Authored by Somnath Bhattacharya, Ph.D. Florida Atlantic University. Introduction Revenue Cycles tend to be similar for all types of firms.
If you want to completely escape Earth's gravity and travel to another moon or planet, though, you need to be going even faster - at a speed of at least 7 miles per second or about 25,000 miles per hour. How fast does a rocket have to travel to get into space? | Cool Cosmos.
A spacecraft can never get away from the orbit around Earth, enter a trajectory in space away from Earth and later stop and land on the Moon or Mars (or a comet!) or even dock with another spacecraft at high speed in another orbit! Basic! And it cannot return, re-enter, and land on Earth later. It is going too fast.