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  1. 银河系
    银河系太阳系所处的星系
    直径星等质量资料如何定位与地球的距离星座发现
     
  2. 所有图片
    所有图片
    Wikipedia
    https://en.wikipedia.org/wiki/Milky_Way

    Milky Way - Wikipedia

    • The Milky Way is the galaxy that includes the Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye. The Milky Way is a barred spiral galaxy with a D25 isophotal diameter estimated at 26.8 ± 1.1 kiloparsecs (87,400 ± 3,600 lig… 展开

    直径100—180 kly（31—55 kpc）
    薄恒星盘面厚度≈2 kly（0.6 kpc）
    恒星数量1000–4000亿（2.5×10¹¹ ±1.5×10¹¹）
    已知最老的恒星≥13.7 Gyr
    Etymology and mythology

    In the Babylonian epic poem Enūma Eliš, the Milky Way is created from the severed tail of the primeval salt water dragoness Tiamat, set in the sky by Marduk, the Babylonian national god, after slaying her. This story was once though… 展开

    Appearance

    The Milky Way is visible as a hazy band of white light, some 30° wide, arching the night sky. Although all the individual naked-eye stars in the entire sky are part of the Milky Way Galaxy, the term "Milky Way" is limited to this band of lig… 展开

    CC-BY-SA 许可证中的维基百科文本
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    目录
    简要情况
    Etymology and mythology
    Appearance
     
  1. Britannica
    https://www.britannica.com/place/Milky-Way-Galaxy

    Milky Way Galaxy | Size, Definition, & Facts | Britannica

  2. Milky Way Galaxy的图片

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    en.m.wikipedia.org
    File:Milky Way Galaxy.jpg - Wikipedia
    wallpaperflare.com
    Milky Way galaxy, galaxy, space, stars, Andromeda HD wallpaper | Wallpaper Flare
    wallpaperaccess.com
    Milky Way Galaxy Wallpapers - Top Free Milky Way Galaxy Backgrounds - WallpaperAccess
    fity.club
    Milky Way Galaxy
    commons.wikimedia.org
    File:Milky Way Galaxy shimmering over Nanga Parbat, Pakistan.jpg - Wikimedia Commons
    ar.inspiredpencil.com
    Milky Way Galaxy From Space Photography
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  3. Science Mission Directorate
    https://science.nasa.gov/resource/the-milky-way-galaxy

    The Milky Way Galaxy - NASA Science

  4. Space.com
    https://www.space.com/19915-milky-way

    Milky Way galaxy: Facts about our cosmic …

    2023年4月18日 · The Milky Way galaxy is our cosmic home. A barred spiral galaxy stretching 100,000 light-years across. Here we explore our galactic neighborhood in more detail.

  6. Imagine the Universe
    https://imagine.gsfc.nasa.gov/.../milky…

    The Milky Way Galaxy - Imagine the Universe!

    2021年9月23日 · Learn about the structure, shape, and size of our own galaxy, the Milky Way, and how we know it is a barred spiral galaxy. Find out how many stars it has, how it looks from outside, and what other galaxies are nearby.

  7. Center for Astrophysics
    https://www.cfa.harvard.edu/research/science-field/milky-way-galaxy

    The Milky Way Galaxy - Harvard–Smithsonian Center for …

  9. Science Mission Directorate
    https://science.nasa.gov/universe/exopl…

    Our Milky Way Galaxy: How Big is Space?

    2019年4月2日 · Our galaxy is a gravitationally bound collection of stars, swirling in a spiral through space. Based on the deepest images obtained so far, it’s one of about 2 trillion galaxies in the observable universe.

  10. NASA
    https://www.nasa.gov/universe/galaxies/milky-way

    The Milky Way - NASA

  11. Imagine the Universe
    https://imagine.gsfc.nasa.gov/.../milky…

    The Milky Way Galaxy - Imagine the Universe!

    2021年10月14日 · Learn about the structure, history, and appearance of our home galaxy from different wavelengths of light. See images of the Milky Way from radio, infrared, optical, X-ray, and gamma ray observations.

  12. Britannica
    https://www.britannica.com/place/Milk…

    Milky Way Galaxy - Structure, Dynamics, Stars | Britannica

    3 天之前 · Milky Way Galaxy - Structure, Dynamics, Stars: The first reliable measurement of the size of the Galaxy was made in 1917 by American astronomer Harlow Shapley. He arrived at his size determination by …