邻近宇宙的恒星流
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标签： Galaxy
差点撞上星系的流星
A distant spiral galaxy is seen in the image center. A multi-colored streak runs diagonally across the image from the upper left to the lower right. Parts of this streak have gas near it. The background is dark field filled with stars. Please see the explanation for more detailed information.
在图像中心可见一个遥远的螺旋星系。一条多色的条纹从图像的左上角斜向贯穿至右下角。这条条纹的部分区域附近存在气体。背景是布满繁星的暗场。有关更多详细信息，请参阅说明。
CG4: 云球与星系
这张主题影像显示，左边是一个遥远的星系，右边是一片气体云。气体云上的一个开口与星系在同一侧。有关更多详细信息，请参阅说明。
NGC 4632：藏着极环的星系
2023年9月13日 NGC 4632: Galaxy with a Hidden Polar Ring Credit: Jayanne English (U. Manitoba), Nathan Deg (Queen’s University) & WALLABY Survey, CSIRO/ASKAP, NAOJ/Subaru Telescope; Text: Jayanne English (U. Manitoba) Explanation: Galaxy NGC 4632 hides a secret from optical telescopes. It is surrounded by a ring of cool hydrogen gas orbiting at 90 deg...
流星与星系
2023年8月23日 The Meteor and the Galaxy Credit & Copyright: Jose Pedrero Explanation: It came from outer space. It — in this case a sand-sized bit of a comet nucleus — was likely ejected many years ago from Sun-orbiting Comet Swift-Tuttle, but then continued to orbit the Sun alone. When the Earth crossed through this orbit, the piece of comet d...
波江座的星系
2023年7月27日 Galaxies in the River Image Credit & License: CTIO/NOIRLab/DOE/NSF/AURA; R. Colombari, M. Zamani & D. de Martin (NSF’s NOIRLab) Explanation: Large galaxies grow by eating small ones. Even our own galaxy engages in a sort of galactic cannibalism, absorbing small galaxies that are too close and are captured by the Milky Way’s gravity...
天龙座的三重星系
2023年7月1日 Three Galaxies in Draco Image Credit & Copyright: David Vernet, Jean-François Bax, Serge Brunier, OCA/C2PU Explanation: This tantalizing trio of galaxies sometimes called the Draco Group, is located in the northern constellation of (you guessed it) Draco, the Dragon. From left to right are face-on spiral NGC 5985, elliptical galaxy NGC 5982, a...
NGC 2442: 飞鱼座的星系
2023年4月1日 NGC 2442: Galaxy in Volans Image Credit & Copyright: Nicolas Rolland, Martin Pugh Explanation: Distorted galaxy NGC 2442 can be found in the southern constellation of the flying fish, (Piscis) Volans. Located about 50 million light-years away, the galaxy’s two spiral arms extending from a pronounced central bar give it a hook-shaped appe...
深场图像: 大麦哲伦星系
2023年3月7日 Deep Field: The Large Magellanic Cloud Image Credit & Copyright: Yuri Beletsky (Carnegie Las Campanas Observatory, TWAN) Explanation: Is this a spiral galaxy? No. Actually, it is the Large Magellanic Cloud (LMC), the largest satellite galaxy of our own Milky Way Galaxy. The LMC is classified as a dwarf irregular galaxy because of its normally ...
长蛇星系团
2023年2月16日 The Hydra Cluster of Galaxies Image Credit & Copyright: Marco Lorenzi, Angus Lau, Tommy Tse Text: ChatGPT (apologies to Edgar Allen Poe) Explanation: Once upon a midnight dreary, while I pondered weak and weary, O’er volumes of astronomy and forgotten lore, I stumbled upon this snapshot, cosmic and eerie, A sight that filled my heart wi...