The Milky Way appears above Earth’s bright atmospheric glow in this Aug. 23, 2025, photograph from the International Space Station as it soared 261 miles above southern Iran at approximately 12:54 a.m. local time.
2025年8月23日，国际空间站飞越伊朗南部上空261英里（约420公里）处时拍摄下这幅照片，画面中银河壮丽地展现在地球明亮的大气辉光之上，拍摄时间约为当地凌晨12点54分。
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。
NASA astronaut Zena Cardman processes bone cell samples inside the Kibo laboratory module’s Life Science Glovebox on Aug. 28, 2025, as part of an experiment that tests how microgravity affects bone-forming and bone-degrading cells and explore potential ways to prevent bone loss.
2025年8月28日，NASA宇航员泽娜·卡德曼在希望号实验舱的生命科学手套箱中处理骨细胞样本。该实验旨在研究微重力如何影响成骨细胞和破骨细胞，并探索预防骨质流失的潜在方法。
A starfield surrounds a several large nebulas that appear mostly red but also white and blue. Dark dust and blue filaments also populate the frame. Please see the explanation for more detailed information.
星场环绕着几个大型星云，这些星云主要呈现红色，但也有一些白色和蓝色。画面中还布满了暗色尘埃和蓝色丝状结构。有关更多详细信息，请参阅说明。
A starfield is seen above a horizon and an orange sunset. In the starfield, near the horizon, is a comet with a green head and long tail. Please see the explanation for more detailed information.
地平线和橙色夕阳之上，星空清晰可见。星空之中，靠近地平线的地方，有一颗彗星，头部呈绿色，彗尾很长。有关更多详细信息，请参阅说明。
NASA astronauts Matthew Dominick (left) and Mark Vande Hei (right) prepare to fly out to a landing zone in the Rocky Mountains as part of the certification run for the NASA Artemis course on Aug. 26, 2025.
2025年8月26日，NASA宇航员马修·多米尼克（左）和马克·范德·海（右）准备飞往落基山脉的一处着陆区域，开展NASA阿尔忒弥斯课程认证飞行训练。
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 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。
