Glow On: Crash Course Kids #20.2

So, have you ever wondered why some stars are brighter than others? You might think it's because they're closer to us, but that's not the whole story. In this episode of Crash Course Kids, Sabrina chats about how stars glow and how astronomers judge their brightness. Also, she talks about a really, really, really big star. Free to watch on Dr.Doc Kids.

Courtesy of Crash Course Kids on YouTube. Watch on YouTube ↗

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