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\@writefile{lof}{\contentsline {figure}{\numberline {1}{\ignorespaces The force of gravity depends on the masses of the two objects (M$_{\rm  1}$, M$_{\rm  2}$), and the distance between them (R).}}{3}}
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\@writefile{toc}{\contentsline {section}{\numberline {0.3}Kepler's Laws}{3}}
\@writefile{lof}{\contentsline {figure}{\numberline {2}{\ignorespaces Four types of curves can be generated by slicing a cone with a plane: a circle, an ellipse, a parabola, and a hyperbola. Strangely, these four curves are also the allowed shapes of the orbits of planets, asteroids, comets and satellites!}}{4}}
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\@writefile{lof}{\contentsline {figure}{\numberline {3}{\ignorespaces An ellipse with the major and minor axes identified. }}{4}}
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\@writefile{lof}{\contentsline {figure}{\numberline {4}{\ignorespaces An ellipse with the two foci identified.}}{5}}
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\@writefile{lof}{\contentsline {figure}{\numberline {5}{\ignorespaces An ellipse with two non-foci points identified.}}{5}}
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\@writefile{toc}{\contentsline {section}{\numberline {0.4}Going Beyond the Solar System}{12}}
\@writefile{lof}{\contentsline {figure}{\numberline {6}{\ignorespaces A diagram of the definition of the center of mass. Here, object one (M$_{\rm  1}$) is twice as massive as object two (M$_{\rm  2}$). Therefore, M$_{\rm  1}$ is closer to the center of mass than is M$_{\rm  2}$. In the case shown here, X$_{\rm  2}$ = 2X$_{\rm  1}$.}}{13}}
\newlabel{fig:cm}{{6}{13}}