The only data point available for such multi-billion-year-old stars is a particular yellow dwarf in the Orion arm of the Milky Way.
对于这些星龄在数十亿年以上的老恒星来说，唯一的数据点就是银河系中猎户座旋臂上的那颗黄矮星。
Plant rows were placed to represent arms of our Galaxy, including the Sun's Orion Arm, the impressiveSagittarius Arm, and the little discussed Norma Arm.
一行行植物就像我们所在星系的星臂那样排列着，包括太阳所在的猎户臂、令人惊叹的人马臂，以及甚少谈及的Norma 臂。
Menkhib and the California Nebula are about 1,800 light-years away from Earth and are located within the same spur of the Orion spiral arm of the Milky way galaxy as Earth.
Menkhib和加州星云大约距离地球1800光年，并在对银河系的地球银河系猎户座旋臂位于同一方向。
Menkhib and the California Nebula are about 1, 800 light-years away from Earth and are located within the same spur of the Orion spiral arm of the Milky Way galaxy as Earth.
Menkhib和加州星云大约距离地球1800光年，并在对银河系的地球银河系猎户座旋臂位于同一方向。
It is located 3, 800 light-years away from Earth, inside the Orion spur — the same partial spiral arm of the Milky way where our solar system is located. The nebula is nearly 240 light-years across.
它跨度近240光年，位于猎户座旋臂里，离地球3,800光年远；而我们的太阳系也在银河系同样的旋臂中。
The complex is called the Vela Molecular Cloud Ridge, and may form part of the edge of the Orion spiral arm spur in the Milky Way galaxy.
这片复合区域被称为船帆分子云脊（Vela Molecular Cloud Ridge），它可能参与形成了猎户座悬臂的边缘部分。
Our sun is on the Orion spiral arm, about two - third from the center.
太阳位于银河系的猎户臂，距离银心约为半径的三分之二。
Our sun is on the Orion spiral arm, about two - third from the center.
太阳位于银河系的猎户臂，距离银心约为半径的三分之二。
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