NASA·每日一图

NASA·每日一图

爱荷华州原住民兼宇航员拉贾·查里

Iowa native astronaut Raja Chari was selected by NASA to join the 2017 Astronaut Candidate Class. He is a graduate of the U.S. Air Force Academy with bachelor’s degrees in astronautical engineering and engineering science, and later earned a master’s degree in aeronautics and astronautics from Massa […]

NASA·每日一图

Abell 2384:弯曲两个星系群之间的桥梁

Several hundred million years ago, two galaxy clusters collided and then passed through each other. This mighty event released a flood of hot gas from each galaxy cluster that formed an unusual bridge between the two objects. This bridge is now being pummeled by particles driven away from a supermas

NASA·每日一图

瑞奇·阿诺德:教师和宇航员

NASA astronaut Ricky Arnold takes an out of this world “space-selfie” while conducting a spacewalk on March 29, 2018. Before he joined the Astronaut Corps, Arnold was a teacher, who taught all over the world from Malaysia to Romania. As an astronaut he served on STS-119 and aboard the In

NASA·每日一图

NASA阿姆斯特朗飞行研究中心迎来了春天

Blooming roses at the Armstrong Flight Research Center (AFRC) highlight the Bell X-IE aircraft mounted in front of the main building at the center. The X-1E was one of the first supersonic aircraft and was the last of the X-1 series of aircraft. It was last flown in November 1958 and now resides at

NASA·每日一图

蟹状星云:对时间的观察

This 2018 composite of the Crab Nebula was made with data from the Chandra X-Ray Observatory (blue and white), Hubble Space Telescope (purple), and Spitzer Space Telescope (pink). The star that exploded to create the Crab Nebula was first seen from Earth in 1054 A.D. Since its launch in 1999, Chandr

NASA·每日一图

乔·阿卡巴从教师转到了宇航员

It’s #TeacherAppreciationWeek and teachers and space travel go hand-in-hand. Teacher-turned-astronaut Joe Acaba taught one year of high school science at Melbourne High School, Florida, and four years of middle school math and science at Dunnellon Middle School, Florida. As an astronaut, Acaba

NASA·每日一图

Sang Choi入选NASA的发明家名人堂

Sang Choi has worked for NASA for nearly 40 years. Since beginning work at the Langley Research Center in October 1980, Choi has received 71 awards from the agency. He also received three Nano 50 Awards from the Foresight Instittute for his innovative bionano technology in 2006 and 2007, and was cit

NASA·每日一图

照亮暗物质

Dark matter, although invisible, makes up most of the universe’s mass and creates its underlying structure. Dark matter’s gravity drives normal matter (gas and dust) to collect and build up into stars and galaxies. Although astronomers cannot see dark matter, they can detect its influence by observi

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