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US dollar53.44EGPEuro58.98EGPBritish pound70.64EGPSaudi riyal14.25EGPUAE dirham14.55EGPKuwaiti dinar171.66EGPJordanian dinar75.37EGPQatari riyal14.68EGPTurkish lira1.06EGPChinese yuan7.99EGPGold 246,679.06EGP/gGold 215,844.17EGP/gGold 185,009.29EGP/gSilver83.58EGP/g

Science & Tech

بين الأسطورة والعلم.. كيف اختار القدماء أسماء النجوم؟

By الجزيرة - اقتصاد · 1 hour ago · 1 min read الجزيرة - اقتصاد ↗

بين الأسطورة والعلم.. كيف اختار القدماء أسماء النجوم؟

في عام 1922، عقد الاتحاد الدولي للفلك أول اجتماعاته للاتفاق على تسمية المجموعات النجمية (الكوكبات) التي تضم كل واحدة منها مجموعة من النجوم تمثل شكلا مختلفا كالأسد أو القوس أو الدب.

المصدر: الجزيرة – اقتصاد

#الاتحاد الدولي للفلك #تسمية النجوم

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