2019 September 4 The Spider Nebula in Infrared Image Credit: NASA, JPL-Caltech, Spitzer Space Telescope, 2MASS Explanation: Will the spider ever catch the fly? Not if both are large emission nebulas toward the constellation of the Charioteer (Auriga). The spider-shaped gas cloud on the left is actua […]
2019 September 3 Unusual Signal Suggests Neutron Star Destroyed by Black Hole Illustration Video Credit: NASA, Dana Berry (Skyworks Digital) Explanation: What created this unusual explosion? Three weeks ago, gravitational wave detectors in the USA and Europe — the LIGO and Virgo detectors R
At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 61 crewmember Jessica Meir of NASA climbs aboard a Soyuz trainer during final crew qualification exams on Aug. 30, 2019. Meir will launch with Expedition 61 crewmember Oleg Skripochka of Roscosmos and spaceflight participant H
NASA astronaut Christina Koch snapped this image of Hurricane Dorian as the International Space Station during a flyover on Monday, September 2, 2019. The station orbits more than 200 miles above the Earth. Image Credit: NASA 2019年9月2日，星期一，美国宇航局宇航员克里斯蒂娜·科赫在国际空间站上空拍摄了多里安飓风的照片。空间站绕地球200多英里的轨道运行。 图片来源:
2019 September 2 The Moon and Jupiter over the Alps Image Credit & Copyright: Giorgia Hofer (Cortina Astronomical Association) Explanation: What are those bright lights in the sky ahead? When hiking a high mountain pass in northern Italy three weeks ago, a conjunction between our Moon and the di
Credit：NASA 歌颂女性对太空探索作出的贡献、聚焦女性在阿尔忒弥斯计划中的主导作用、以及空间站视角中的飓风“多里安”……最近新闻速递，尽在「本周NASA」！ 在8月26日妇女平等日的庆祝活动中，NASA赞扬了女性对太空探索作出的贡献。对于克里斯蒂娜·科赫来说，这天是她在太空中的第164天，也是她国际空间站之旅的正中点，到2020年2月返回地球之时，她将创造国际空间站登舱时长的新纪录。8月26日同时还是NASA传奇数学家凯瑟琳·约翰逊诞辰101周年，她曾和许多其他科学家一同进行了关键性的计算，帮助美国的太空计划得以真正实施。 在访问加利福利亚艾姆斯研究中心时，NASA局长吉姆·布里登斯坦
2019 September 1 M45: The Pleiades Star Cluster Image Credit & Copyright: Marco Lorenzi (Glittering Lights) Explanation: Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it as dusty as this. Perhaps the most famous star cluster on the sky, the bright s
冰川锋面已经消退，岩石峰顶更加裸露，更少的冰山流向海洋:在过去半个世纪里，流入格陵兰岛塞尔米利克峡湾的冰川分支网络发生了显著变化。将1972年和2019年的陆地卫星图像进行对比后，这些变化和更多变化开始显现。 格陵兰岛东南部的冰川包括从左至右依次为Helheim、Fenris和Midgard，这是陆地卫星8号2019年8月12日拍摄的照片(下图)和1972年9月陆地卫星1号拍摄的照片(上图)。通过对比陆地卫星任务期间的图像，我们记录了格陵兰东南地区近50年来的变化。 影像来源：NASA/Christopher Shuman 在这张2019年8月12日的landsat8卫星真彩色图像中，冰原呈现
This image from the NASA/ESA Hubble Space Telescope shows NGC 5307, a planetary nebula that lies about 10,000 light-years from Earth. It can be seen in the constellation Centaurus (the Centaur), which can be seen primarily in the southern hemisphere. A planetary nebula is the final stage of a Sun-li
2019 August 31 Spitzer’s Orion Image Credit: NASA, JPL-Caltech Explanation: Few cosmic vistas excite the imagination like the Orion Nebula, an immense stellar nursery some 1,500 light-years away. Spanning about 40 light-years across the region, this infrared image from the Spitzer Space Telesc
