Sphere of Influence
Sphere of Influence Of the various possible perturbations to basic two-body motion, the most obvious are those due to the presence of additional bodies. Such bodies are always…
Newton’s law of universal gravitation
Basis of astrodynamics is Newton's law of universal gravitation Newton's law of universal gravitation is usually stated as that every particle attracts every other particle in the universe with a force that is directly proportional to the…