延时影片: 极光、稳定极光红弧与银河
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。
来自NASA已退役的斯皮策太空望远镜的数据为科学家们提供了新的见解,解释了为什么一些超大质量黑洞的发光方式与其他黑洞不同。
使用NASA的两台X射线望远镜,研究人员能够放大一颗死星释放出明亮、短暂的无线电波爆发时的不稳定行为。
2023年12月12日 Aurora and Milky Way over Norway Image Credit & Copyright: Giulio Cobianchi Explanation: What are these two giant arches across the sky? Perhaps the more familiar one, on the left, is the central band of our Milky Way Galaxy. This grand disk of stars and nebulas here appears to encircle much of the southern sky. Visible below the stellar arc...
2023年12月1日 Milky Way Rising Image Credit & Copyright: José Rodrigues Explanation: The core of the Milky Way is rising beyond the Chilean mountain-top La Silla Observatory in this deep night skyscape. Seen toward the constellation Sagittarius, our home galaxy’s center is flanked on the left, by the European Southern Observatory’s New Technolo...
2023年11月22日 IC 342: Hidden Galaxy in Camelopardalis Image Credit & Copyright: Steve Cannistra Explanation: Similar in size to large, bright spiral galaxies in our neighborhood, IC 342 is a mere 10 million light-years distant in the long-necked, northern constellation Camelopardalis. A sprawling island universe, IC 342 would otherwise be a prominent gala...
这张来自NASA詹姆斯·韦伯太空望远镜的最新照片以前所未有的细节展示了我们银河系致密中心的一部分,其中包括天文学家尚未解释的从未见过的特征。
2023年7月18日 Milky Way above La Palma Observatory Image Credit & Copyright: Marcin Rosadziński Explanation: What’s happening in the night sky? To help find out, telescopes all over the globe will be pointing into deep space. Investigations will include trying to understand the early universe, finding and tracking Earth-menacing asteroids, searching ...
2023年7月16日 Meteor and Milky Way over the Alps Image Credit & Copyright: Nicholas Roemmelt (Venture Photography) Explanation: Now this was a view with a thrill. From Mount Tschirgant in the Alps, you can see not only nearby towns and distant Tyrolean peaks, but also, weather permitting, stars, nebulas, and the band of the Milky Way Galaxy. What made the ...
2023年7月2日 Milky Way and Aurora over Antarctica Image Credit & Copyright: LI Hang Explanation: It was one of the better skies of this long night. In parts of Antarctica, not only is it winter, but the Sun can spend weeks below the horizon. At China‘s Zhongshan Station, people sometimes venture out into the cold to photograph a spectacular night sky...