保护地球，探索宇宙，发现文明
A starry sky is seen above a structure with an iconic dome. A person in shadow stands at the entrance. Sloping down in the sky is the central band of our Milky Way Galaxy. Just below the Milky Way is the streak of a bright meteor. Please see the explanation for more detailed information.
在带有标志性圆顶的建筑上方，可以看到满天的繁星。入口处站着一个人，身处阴影中。天空中倾斜而下的是银河系的中央盘面。就在银河系的下方是一颗流星的亮纹。有关更多详细信息，请参阅说明。
See Explanation. Clicking on the video will download the highest resolution version available.
请参阅说明。单击视频将下载可用的最高分辨率版本。
See Explanation. Clicking on the picture will download the highest resolution version available.
请参阅说明。单击图片将下载可用的最高分辨率版本。
See Explanation. Clicking on the picture will download the highest resolution version available.
请参阅说明。单击图片将下载可用的最高分辨率版本。
See Explanation. Clicking on the picture will download the highest resolution version available.
请参阅说明。单击图片将下载可用的最高分辨率版本。
Part of a large rock on Mars is shown being mostly orange. On the rock are several irregular light-colored areas surrounded by a dark border. The spots are only millimeters across but might carry big implications. Please see the explanation for more detailed information.
火星上一块大岩石的一部分被显示为橙色。岩石上有几个不规则的浅色区域，周围有一圈深色边框。这些斑点只有几毫米大小，但可能具有重大意义。有关更多详细信息，请参阅说明。
Two large interacting galaxies are shown. The upper galaxy, has significant internal structure and is curved over the lower galaxy which is a featureless oval. Please see the explanation for more detailed information.
图中显示了两个大型相互作用星系。上方的星系具有显著的内部结构，并且弯曲覆盖下方星系，下方星系是一个毫无特征的椭圆形。有关更多详细信息，请参阅说明。
See Explanation. Clicking on the video will download the highest resolution version available.
请参阅说明。单击视频将下载可用的最高分辨率版本。
See Explanation. Clicking on the picture will download the highest resolution version available.
请参阅说明。单击图片将下载可用的最高分辨率版本。
See Explanation. Clicking on the picture will download the highest resolution version available.
请参阅说明。单击图片将下载可用的最高分辨率版本。