Hình:Orbit1.gif

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Orbit1.gif (30 kB, định dạng MIME: image/gif)


Two bodies of similar mass orbiting around a common barycenter (red cross) with circular orbits.

Public domain This image has been released into the public domain by its author, Zhatt. This applies worldwide.

In some countries this may not be legally possible; if so:
Zhatt grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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