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  • Sun's Gravity Cosmic Dance and Stellar Birth
    5 分
  • Sun Our Ordinary, Extraordinary Star
    2026/09/02
    The Sun isn't actually the bright yellow object that children's drawings make it seem.From space, the Sun appears essentially white.Its light contains many different wavelengths across the visible spectrum.From Earth, our atmosphere can scatter some wavelengths of light more strongly than others, especially when the Sun is lower in the sky.That can make it appear yellow, orange, or red.That's why sunsets can become so spectacular.You're watching sunlight interact with Earth's atmosphere.So even the color we associate with our star is partly influenced by where we're observing it from.
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    14 分