Light Year Kya Hota Hai? | Are We Seeing Stars in the Past?

Light year kya hota hai? Kya light year time hota hai ya distance? Is video me hum simple language me samjhenge ki 1 light year ka formula kya hai, light ki speed kitni hoti hai, aur jab hum kehte hain koi star 50 light years door hai to iska real matlab kya hota hai. Kya hum raat ko stars ko present me dekhte hain ya unka past? Space aur universe ke interesting facts janiye is short explanation me.

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Видео Light Year Kya Hota Hai? | Are We Seeing Stars in the Past? канала sanketneema