天文·每日一图

惠更斯号拍摄的土卫六泰坦表面

A strange orange landscape is shown. What appears to be light and dark orange rocks are strewn about. The landscape appears roughly flat all the way out to the orange sky and horizon. Please see the explanation for more detailed information.
画面呈现出一片奇特的橙色地貌。看似浅橙色和深橙色的岩石散落在各处。地貌大致平坦,一直延伸到橙色的天空和地平线。有关更多详细信息,请参阅说明。

天文·每日一图

月之游戏

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·每日一图

在土卫二羽状喷流中新发现的有机物

Dramatic plumes, both large and small, spray water ice out from many locations along the famed tiger stripes near the south pole of Saturn’s moon Enceladus in this image released on Feb. 23, 2010.
这张于2010年2月23日发布的图像展示了土卫二(Enceladus)南极著名虎纹裂缝附近的壮观喷发——大小不一的羽状喷流从多个位置喷射出水冰。

天文·每日一图

NGC 1055的肖像

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·每日一图

阿尔忒弥斯二号猎户座飞船完成堆叠

In this Oct. 20, 2025, photo, NASA’s Artemis II Orion spacecraft with its launch abort system is stacked atop the agency’s SLS (Space Launch System) rocket in the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida.
在这张拍摄于2025年10月20日的照片中,NASA的阿尔忒弥斯2号猎户座飞船及其发射逃逸系统已在佛罗里达州肯尼迪航天中心的组装大楼内,成功堆叠到NASA的SLS(太空发射系统)火箭顶部。

天文·每日一图

球状星团M15深空视野

A starfield is shown with thin wisps of gray and red running through it. In the center is an usual ball — which is a globular cluster of stars upon closer inspection. Please see the explanation for more detailed information.
画面中呈现一片星空,其间点缀着细细的灰色和红色光丝。中心是一个奇特的球体——仔细观察会发现,它实际上是一个球状星团。有关更多详细信息,请参阅说明。

NASA·每日一图

红色蜘蛛星云

Using its Near-InfraRed Camera (NIRCam), NASA’s James Webb Space Telescope captured never-before-seen details of the Red Spider Nebula, a planetary nebula, in this image released on Oct. 26, 2025.
在这张于2025年10月26日发布的图像中,NASA詹姆斯·韦伯太空望远镜使用其近红外相机(NIRCam)首次捕捉到了红蜘蛛星云这一行星状星云前所未见的细节。

天文·每日一图

彗星莱蒙与银河

A night skyscape is shown over snowcapped mountains. On the left is the band of the Milky Way Galaxy, while on the right is a bright comet with two tails — a white tail going up and trailing to the right and a longer blue tail going up and trailing off to the left. Please see the explanation for more detailed information.
画面展现了白雪皑皑的群山之上的夜空。左侧是银河系的带状区域,右侧是一颗明亮的彗星,它拖着两条尾巴——一条白色的尾巴向上延伸并向右拖曳,另一条较长的蓝色尾巴向上延伸并向左拖曳。有关更多详细信息,请参阅说明。

NASA·每日一图

城市灯光与大气辉光

JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui captured this photo of southern Europe and the northwestern Mediterranean coast from the International Space Station as it orbited 261 miles above Earth on Aug. 30, 2025.
日本宇宙航空研究开发机构(JAXA)宇航员油井龟美也于2025年8月30日,在国际空间站距地球261英里的轨道上拍摄了这张欧洲南部与西北地中海沿岸的照片。

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