火星上空的水冰云

火星上空的水冰云

作者Samuel Chan

Ice clouds are seen over the surface of Mars on the upper right. Toward the lower left is a bright spot in the sky which is likely the Sun rising through Martian dust. Please see the explanation for more detailed information.
右上方是火星表面上方的冰云。左下方是天空中的亮点，很可能是太阳从火星尘埃中升起。有关更多详细信息，请参阅说明。

宇宙拿铁: 宇宙的平均颜色

宇宙拿铁: 宇宙的平均颜色

作者Samuel Chan

There is no obvious picture. There is just a background with a single color. This color, a type of off-white or beige, is called cosmic latte. Please see the explanation for more detailed information.
没有明显的图像。只有单一颜色的背景。这种颜色是一种灰白色或米色，被称为宇宙拿铁。有关更多详细信息，请参阅说明。

流星与彗星

流星与彗星

作者Samuel Chan

A star-filled sky has two streaks in the foreground. A green and red streak toward the lower left was created by an ablating meteor, while the blue and white streak on the upper right is the coma and tail of a comet. Please see the explanation for more detailed information.
星光闪耀的天空前景中有两条条纹。左下方的绿色和红色条纹是由流星划过形成的，而右上方的蓝色和白色条纹是彗星的彗发和彗尾。有关更多详细信息，请参阅说明。

韦伯与哈勃影像: 草帽星系

韦伯与哈勃影像: 草帽星系

作者Samuel Chan

The top panel shows a flat ring with a bright center in blue, even though it was taken in near infrared light. The bottom panel shows the same galaxy in visible light and shows a brighter and more expansive center against which the flat ring appears dark. Please see the explanation for more detailed information.
上图显示了一个扁平的环状结构，中心明亮，呈蓝色，尽管它是在近红外光下拍摄的下图显示可见光下的同一星系，中心更明亮、更广阔，而扁平的环状结构则显得很暗。有关更多详细信息，请参阅说明。

马头星云

马头星云

作者Samuel Chan

The top half glows red, while the bottom half is filled with dark dust. Protruding into the red is a dark dust lane that resembles a horse’s head. Please see the explanation for more detailed information.
上半部分发出红光，下半部分则充满暗色尘埃。红色部分中突出的是一条暗色尘埃带，形状类似马头。有关更多详细信息，请参阅说明。