An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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early solar system
  راژمان ِ خورشیدی ِ آغازین  
râžmân-e xoršidi-ye âqâzin
Fr.: système solaire primordial  

A period in the evolution of the → solar system when the planets and satellites were in the process of formation.

See also: → early; → solar; → system.