<div dir="rtl">فلنضع نهاية لهذا السؤال
المصادر
• https://www.goodreads.com/book/show/3...
• https://www.amazon.com/How-Find-Earth...
• https://books.google.com.eg/books/abo...
• https://books.google.com.eg/books/abo...
• https://books.google.com.eg/books/abo...
• https://muslimheritage.com/the-book-o...
• https://www-istp.gsfc.nasa.gov/starga...
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