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Results tagged with orbital-motion
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user 23246
The path a body takes while moving through space under the influence of the gravitational forces of other bodies
1
vote
Accepted
Semi-major axis and ellipticity of a binary system?
The equation of motion in polar coordinates of this system, which is the two-body problem, can be written in terms of the relative instantaneous distance $r=r_1+r_2$ between the two bodies, in an iner …
- 146
2
votes
Oberth Effect in deep space
The Oberth effect takes advantage of when you add something to a quantity that is squared then the effect will be larger, the larger the quantity is initially. It works when a body is under the gravit …
- 146
1
vote
Gravitational Potential Energy (GPE) to Kinetic Energy (KE) transfer in Satellite Orbits
The equation you present is correct for a satellite in an elliptical orbit, while the answer from past exams is certainly comparing the KE of circular orbits with different radius:
In the case of an …
- 146