新西兰上空的绚烂极光

新西兰上空的绚烂极光

作者Samuel Chan

A night sky is shown that appears mostly red due to pervasive aurora. In the foreground is covered by watery grasslands. Clouds are visible above the horizon. Thin green aurora are visible toward the top of the frame. In the background one can find the Moon, the LMC, SMC, Venus, a meteor, and the band of our Milky Way galaxy. Please see the explanation for more detailed information.
画面显示的是一个被普遍存在的极光染成红色的夜空。前景是一片被水草覆盖的草原。地平线上方可见云层。画面顶部可以看到稀薄的绿色极光。背景中可以看到月球、大麦哲伦星系、小麦哲伦星系、金星、一颗流星以及银河系的中央盘面。有关更多详细信息，请参阅说明。

林肯纪念堂上空的紫金山-阿特拉斯彗星

林肯纪念堂上空的紫金山-阿特拉斯彗星

作者Samuel Chan

The Lincoln Memorial monument in Washington, DC, USA is pictured from afar. Behind the monument is a sunset-colored pink sky. In the sky, on the upper left, is a white streak that is a comet. Please see the explanation for more detailed information.
从远处眺望美国华盛顿特区的林肯纪念堂。纪念堂后面是一片夕阳下的粉色天空。天空左上方有一条白色条纹，那是一颗彗星。有关更多详细信息，请参阅说明。

M106: 有奇特核心的螺旋星系

M106: 有奇特核心的螺旋星系

作者Samuel Chan

A spiral galaxy with blue spiral arms and a bright center is shown. The galaxy is surrounded by foreground stars and two smaller galaxies. In the galaxy’s center are dark brown dust and red emission filaments. Please see the explanation for more detailed information.
图中显示的是一个螺旋星系，具有蓝色旋臂和明亮的中心。星系周围环绕着前景恒星和两个较小的星系。星系中心有深棕色尘埃和红色发射条纹。有关更多详细信息，请参阅说明。

巴塔哥尼亚上空的日环食

巴塔哥尼亚上空的日环食

作者Samuel Chan

A person stands looking over a lake. High in a partly cloudy sky is the Sun. A close look at the Sun will show that there is a dark spot in the center — the Moon during an annular eclipse. Please see the explanation for more detailed information.
一个人站在湖边眺望。在多云的天空中，太阳高高挂起。仔细观察太阳，会发现中央有一个黑点，这就是日环食时的月球。有关更多详细信息，请参阅说明。