2021年01月08日 NGC 1365: Majestic Island Universe Image Credit & Copyright: Mike Selby, Leonardo Orazi Explanation: Barred spiral galaxy NGC 1365 is truly a majestic island universe some 200,000 light-years across. Located a mere 60 million light-years away toward the chemical constellation Fornax […]
对NASA来说，2020年是具有历史意义的一年，我们又一次将人类从美国发射到国际空间站上，送人类重登月球和探索火星的计划取得了新进展，与小行星来了次史无前例的邂逅，在地球上和太空中都展现了我们的毅力（号）和坚韧（号），同时还帮助美国应对着一场全球性危机。 现在让我们来回顾一下NASA在2020年所做的事情，祝大家新年安康快乐，期待在2021年和你分享更多的NASA成就！
2021年01月07日 Total Solar Eclipse 2020 Image Credit & Copyright: Miloslav Druckmuller, Andreas Moller, (Brno University of Technology), Explanation: Along a narrow path crossing southern South America through Chile and Argentina, the final New Moon of 2020 moved in front of the Sun on December 14
Slated to launch in October 2021, NASA’s Lucy mission will be the first space mission to study the Trojan asteroids, leftover building blocks of the solar system’s outer planets orbiting the Sun at the distance of Jupiter. The mission takes its name from the fossilized human ancestor (called “
What is pareidolia? It is the psychological phenomenon where we see recognizable shapes in clouds, rock formations, or otherwise unrelated objects or data. When an image from NASA’s Chandra X-ray Observatory of PSR B1509-58 – a spinning neutron star surrounded by a cloud of energetic particles
NASA astronaut Michael Hopkins tends to radish plants growing for the Plant Habitat-02 experiment, which evaluates plant growth as well as nutrition and taste of the plants. In the final two weeks of 2020, crew members aboard the International Space Station conducted dozens of scientific investigati
2021年01月06日 Striped Sand Dunes on Mars Image Credit: HiRISE, MRO, LPL (U. Arizona), NASA; Processing: Włodek Głażewski; Text: Alex R. Howe (NASA/USRA, Reader’s History of SciFi Podcast) Explanation: Why are these sand dunes on Mars striped? No one is sure. The featured image shows striped dune
2021年01月05日 The Small Cloud of Magellan Image Credit & Copyright: José Mtanous Explanation: What is the Small Magellanic Cloud? It has turned out to be a galaxy. People who have wondered about this little fuzzy patch in the southern sky included Portuguese navigator Ferdinand Magellan and his c
一月份的天空会发生什么？接近太阳，一些容易发现的外行星，并有机会捕捉快速移动的水星。 Credit:NASA/JPL-Caltech 地球在1月2日到达其椭圆轨道上的最近点，称为近日点。太阳在天空中不会明显变大，只大3%左右。(当然，在没有适当保护眼睛的情况下，绝不能直视太阳。记住，仅靠太阳镜是不够的。) Credit:NASA/JPL-Caltech 遥远的外行星天王星太暗淡了，我们大多数人无法用肉眼看到，如果没有计算机引导的望远镜，很难在天空中找到它。但在1月20日，天王星将位于月球和火星之间。 Credit:NASA/JPL-Caltech 在一月的最后两周寻找水星。你需要一个清晰的朝向
Gaseous swirls of hydrogen, sulfur, and hydrocarbons cradle a collection of infant stars in this composite image of the Orion Nebula, as seen by the Hubble Space Telescope and the Spitzer Space telescope. Together, the two telescopes expose carbon-rich molecules in the cosmic cloud of this star-form
