When the probe is 4 million miles away, the solar disk will loom 23 times wider in the sky than it does on Earth.

当探测器到达距太阳表面4百万英里的高度时，太阳看上去将相当于从地球看上去的23倍那么大。

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When conditions are just right, shorter wavelengths such as green are bent more than longer wavelengths such as orange, and a flash of green light appears near the top of the solar disk.

当条件正好合适的时候，比起波长较长的橙色，像绿色这样波长较短的颜色会发生更多的折射，这时太阳圆盘顶端附近就会出现绿色闪光。

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In the paper we present the distribution of the penumbral pattern of the spiral spot on the north and south hemispheres of the solar disk in the period between March 1970 and December 1978.

文本给出旋涡黑子的缠绕方向于1970—1978年内在日面南、北半球的分布，它反映出太阳大气的较差自转对黑子磁场的扭绞形态发生了作用。

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During his 32nd solar eclipse observation, the Harvard-trained astronomer is to study the elusive coronal ring, the outer atmosphere of the sun, which can only be seen when the moon blots out the solar disk.

CNN: Africa awaits total eclipse of the sun

If our solar system's disk wasn't ionized, its material would not have been funneled onto the young sun's surface, researchers said.

MSN: Earth's hot formation may be reason behind water shortage

Intevac shares are trading sharply higher after the disk-drive and solar manufacturing equipment supplier issued robust guidance for the second quarter.

FORBES: Intevac Shrs Jump As Q2 View Tops Street Estimates