人马三重星云
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标签： 三叶星云
三叶星云的中心
2023年6月5日 In the Center of the Trifid Nebula Image Credit & Copyright: Martin Pugh Explanation: What’s happening at the center of the Trifid Nebula? Three prominent dust lanes that give the Trifid its name all come together. Mountains of opaque dust appear near the bottom, while other dark filaments of dust are visible threaded throughout the nebu...
通往银河中心的路
2021年10月25日 Road to the Galactic Center Image Credit & Copyright: Michael Abramyan Explanation: Does the road to our galaxy’s center go through Monument Valley? It doesn’t have to, but if your road does — take a picture. In this case, the road is US Route 163 and iconic buttes on the Navajo National Reservation populate the horizon. Th...
三叶星云的气柱与喷流
2020年12月22日 Trifid Pillars and Jets Image Credit: NASA, ESA, Hubble Space Telescope, HLA; Processing: Advait Mehla Explanation: Dust pillars are like interstellar mountains. They survive because they are more dense than their surroundings, but they are being slowly eroded away by a hostile environment. Visible in the featured picture is the end of a huge gas...
三叶星云的中心
2020年11月01日 In the Center of the Trifid Nebula Image Credit: Subaru Telescope (NAOJ), Hubble Space Telescope, Martin Pugh; Processing: Robert Gendler Explanation: What’s happening at the center of the Trifid Nebula? Three prominent dust lanes that give the Trifid its name all come together. Mountains of opaque dust appear near the bottom, while other d...
斯皮策望远镜的三叶星云
2020 February 13 Spitzer’s Trifid Image Credit: J. Rho (SSC/Caltech), JPL-Caltech, NASA Explanation: The Trifid Nebula, also known as Messier 20, is easy to find with a small telescope. About 30 light-years across and 5,500 light-years distant it’s a popular stop for cosmic tourists in the nebula rich constellation Sagittarius. As its name sugges...