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。
A starfield is shown with many stars and several faint light brown dust clouds. In the center is a large cloud with brown dust and gas shells lined in blue. Please see the explanation for more detailed information.
图中显示的星场中有许多恒星和几朵淡淡的浅棕色尘埃云。中心是一片大型尘埃云，其褐色尘埃与气体外壳被蓝色光晕环绕。有关更多详细信息，请参阅说明。
2023年8月22日 The Pistachio Nebula Credit & Copyright: Bray Falls & Chester Hall-Fernandez Explanation: This nebula had never been noted before. Newly discovered nebulas are usually angularly small and found by professionals using large telescopes. In contrast, the Pistachio Nebula was discov
2023年6月4日 Color the Universe Image Credit: Unknown, possibly C. Flammarion Explanation: Wouldn’t it be fun to color in the universe? If you think so, please accept this famous astronomical illustration as a preliminary substitute. You, your friends, your parents or children, can print it out o
2023年6月3日 Charon: Moon of Pluto Image Credit: NASA, Johns Hopkins Univ./APL, Southwest Research Institute, U.S. Naval Observatory Explanation: A darkened and mysterious north polar region known to some as Mordor Macula caps this premier high-resolution view. The portrait of Charon, Pluto’s lar
2020年12月09日 Arecibo Telescope Collapse Video Credit: Arecibo Observatory, NSF Explanation: This was one great scientific instrument. Starting in 1963, the 305-meters across Arecibo Telescope in Puerto Rico USA reigned as the largest single-dish radio telescope in the world for over 50 years. Among n
