Questions tagged [elliptic]

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Kinematical galaxy spectral analysis using ppxf?

I am trying to implement an Fourier based algorithm to derive the kinematics of an elliptical galaxy. To check/reproduce my results I wanted to use the open source ppxf tool (https://pypi.org/project/...
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The plane of revolution of planets around the Sun, and that of the solar system around the center of Milky way

We claim to have understood much about our galaxy without going beyond even our solar system - which is just a small portion in one of the arms of the galaxy. I assume that the plane in which planets ...
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