保护地球，探索宇宙，发现文明
2021年03月05日 A Little Like Mars Image Credit & Copyright: Robert Barsa Explanation: The surface of this planet looks a little like Mars. It’s really planet Earth though. In a digitally stitched little planet projection, the 360 degree mosaic was captured near San Pedro in the Chilean Atacama desert. Telescopes in domes on the horizon are taking adv...
影像来源：NASA/JPL-Caltech 三月份的天空会发生什么？晚上，火星和朋友们，以及一对灿烂的行星又回来了。 在三月的第一个星期左右，你会在太阳落山后的几个小时内发现火星在昴宿星团的西边。 NASA的毅力号火星车于2月18日成功降落在火星上！除了这个最新的火星表面探测器，上个月还有两个国家的轨道飞行器抵达了这颗红色星球的轨道，这使2021年成为真正的国际火星探索年。 星象图显示火星与昴宿星，连同金牛座红色明亮的毕宿五和猎户座的参宿四。 影像来源：NASA/JPL-Caltech 你可能还会注意到一些其他略带红色的物体与火星形成一条线。这是毕宿五，它构成了金牛座的愤怒之眼，以及猎户座的肩部。说到参宿四，天文学家利用NASA的哈勃太空望远镜和其他天文台已经确定参宿四变暗的原因可能是这颗老化红巨...
Did you know that NASA’s Kennedy Space Center shares its home with the Merritt Island National Wildlife Refuge? In this image from 2014, a great egret strikes a classic pose amid the brush on Kennedy Space Center in Florida. The undeveloped property on Kennedy is managed by the U.S. Fish and Wildlife Service through the Merritt Island National Wildlife...
Kelly J. Latimer was a research pilot in the Flight Crew Branch of NASA’s Dryden (now Armstrong) Flight Research Center from March through November 2007 and flew the T38, T-34, G-III, C-17, and the Ikhana/Predator B. Latimer was the center’s first female research test pilot. Prior to joining NASA, Latimer was on active duty with the U.S. Air Forc...
On Thursday, Feb. 25, 2021, the Mary W. Jackson NASA Headquarters sign is installed ahead of the building naming ceremony, which took place the following day at NASA Headquarters in Washington. Mary W. Jackson, the first African American female engineer at NASA, began her career with the agency in the segregated West Area Computing Unit of NASA’s Langley Res...
2021年03月04日 Mars in Taurus Image Credit & Copyright: Petr Horalek / Institute of Physics in Opava Explanation: You can spot Mars in the evening sky tonight. Now home to the Perseverance rover, the Red Planet is presently wandering through the constellation Taurus, close on the sky to the Seven Sisters or Pleiades star cluster. In fact this deep, widefie...
2021年03月03日 Stars over an Erupting Volcano Image Credit & Copyright: Giuseppe Vella Explanation: Mt. Etna has been erupting for hundreds of thousands of years. Located in Sicily, Italy, the volcano produces lava fountains over one kilometer high. Mt. Etna is not only one of the most active volcanoes on Earth, it is one of the largest, measuring over 50 ...
2021年03月02日 Ingenuity: A Mini-Helicopter Now on Mars Illustration Credit: NASA, JPL-Caltech, Mars 2020 – Perseverance Explanation: What if you could fly around Mars? NASA may have achieved that capability last month with the landing of Perseverance, a rover which included a small flight-worthy companion called Ingenuity, nicknamed Ginny. Even though Gi...
2021年03月01日 The Pelican Nebula in Red and Blue Image Credit & Copyright: M. Petrasko, M. Evenden, U. Mishra (Insight Obs.) Explanation: The Pelican Nebula is changing. The entire nebula, officially designated IC 5070, is divided from the larger North America Nebula by a molecular cloud filled with dark dust. The Pelican, however, is particularly interes...