2019 March 1 A Charioteer’s Comet Image Credit & Copyright: Rolando Ligustri (CARA Project, CAST) Explanation: Still racing across planet Earth’s night skies, Comet Iwamoto (C/2018 Y1) shares this pretty telescopic field of view with stars and nebulae of northern constellation Auriga […]
距离SpaceX公司猎鹰9号火箭按计划发射龙飞船还有两天时间，这是专为人类设计的商业建造和运营的美国航天器和太空系统的首次发射。发射定于美国东部时间3月2日(周六)凌晨2点49分在佛罗里达州肯尼迪航天中心39A发射场进行。Demo-1国际空间站任务是对该系统能力的端到端测试。 Two days remain until the planned liftoff of a SpaceX Crew Dragon spacecraft on the company’s Falcon 9 rocket—the first launch of a commercially built and operat
猎鹰9号和载人龙飞船，矗立在LC-39A发射平台。 Credits：NASA/SpaceX [rml_read_more] 北京时间3月1日凌晨5时，NASA和SpaceX将举办载人龙飞船无人验证飞行（SpX-DM1）发射前简报，虽然这次是验证飞行测试，但给空间站带去了大约400磅的货运补给。 这次任务一推再推，预计于北京时间3月2日15时48分，在肯尼迪航天中心39A发射平台升空，并预计于北京时间3月3日18时55分对接空间站。 这将是NASA商业载人计划的第一次不载人的飞行实验，将提供猎鹰9火箭、龙飞船、地面系统的性能数据以及在轨、对接、着陆过程的数据。 这次飞行实验也将为NASA提供
The Curiosity Mars Rover took this image with its Mast Camera (Mastcam) on Feb. 10, 2019 (Sol 2316).
2019 February 28 Sharpest Ultima Thule Image Credit: NASA, Johns Hopkins University APL, Southwest Research Institute, National Optical Astronomy Observatory Explanation: On January 1, New Horizons swooped to within 3,500 kilometers of the Kuiper Belt world known as Ultima Thule. That’s about
Credits: Illustration:Springel et al. (2005); Spectrum: NASA/CXC/CfA/Kovács et al. 为了找寻一种听起来不太像会消失的东西，天文学家已经花费了好几十年的时间，这种东西你大概不能想象，那就是宇宙中三分之一的“正常“物质。NASA 钱德拉 X 射线天文台 [ Chandra X-ray Observatory，NASA 于 1999 年发射的一颗X射线天文卫星，用于观测天体的 X 射线辐射，是一种空基望远镜（space-based telescope），以下简称“钱德拉” ] 或许能帮助我们解决这一难题，定位到这些遁形
2019 February 27 Magnetic Orion Image Credit & Copyright: NASA, SOFIA, D. Chuss et al. & ESO, M. McCaughrean et al. Explanation: Can magnetism affect how stars form? Recent analysis of Orion data from the HAWC+ instrument on the airborne SOFIA observatory indicate that, at times, it can. HAW
Earnest C. Smith in the Astrionics Laboratory in 1964.
2019 February 26 Simulation TNG50: A Galaxy Cluster Forms Video Credit: IllustrisTNG Project; Visualization: Dylan Nelson (Max Planck Institute for Astrophysics) et al. Music: Symphony No. 5 (Ludwig van Beethoven), via YouTube Audio Library Explanation: How do clusters of galaxies form? Since our un
NASA astronaut Alvin Drew participated in the STS-133 mission’s first spacewalk.
