維基百科

File:Orbit2.gif

Orbit2.gif ‎（200 × 200 像素，檔案大細：27 KB ，MIME類型：image/gif、循環、40格、3.2 s）

描述
English: Two bodies with a slight difference in mass orbiting around a common barycenter (red cross) with circular orbits.
Polski: Dwa ciała o zbliżonych masach krążące wokół wspólnego barycentrum (np. Pluton i Charon)
來源 自己作品
作者 User:Zhatt
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Public domain This work has been released into the public domain by its author, Zhatt. This applies worldwide.

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Two bodies of different masses orbiting each other with a common barycenter. After millions or billions of years, due to orbit decay, they will eventually collide and resonate throughout the entire universe with gravitational waves.

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現時2005年8月18號 (四) 22:52響2005年8月18號 (四) 22:52嘅縮圖版本200 × 200（27 KB）JuloTwo bodies with a slight difference in mass orbiting around a common barycenter (red cross) with circular orbits.

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