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A light year is a unit for measuring distance (like a mile or a kilometre). A light year is the distance that light can travel in a year – which is about 9.4 trillion kilometres!

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What is Space Scoop?

اكتشف المزيد حول الفضاء والفلك

الهام جيل جديد من مستكشفي الفضاء

أصدقاء (أخبار الفضاء)

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