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NASA·每日一图

NASA X-59发动机进气口的视图

NASA’s X-59 requires the use of creative and strategic supersonic technologies to control and soften the jarring sound that hits the ground as the aircraft flies faster than the speed of sound. One of these creative technologies is the placement of the X-59 engine inlet. This visual is a closeup loo […]

NASA·每日一图

系统工程师艾伦·陈

Perseverance entry, descent, and landing lead Allen Chen gives remarks during a NASA Perseverance rover mission landing update Feb. 17, 2021, at NASA’s Jet Propulsion Laboratory. The Perseverance Mars rover landed on Mars Feb. 18, 2021. A key objective for Perseverance’s mission on Mars is ast

NASA·每日一图

OSIRIS-REx告别小行星贝努

On April 9, 2021, NASA’s Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer (OSIRIS-REx) spacecraft took one last look at Bennu, the asteroid from which it scooped up a sample last October. Slated for return to Earth in 2023, the mission is on track to deliv

NASA·每日一图

观察早期宇宙中的恒星

This June 2020 image from the Hubble Space Telescope shows the galaxy cluster MACS J0416. This is one of six galaxy clusters being studied by the Hubble Frontier Fields program, which produced the deepest images of gravitational lensing ever made. Scientists used intracluster light (visible in blue)

NASA·每日一图

哈勃凝视着充满宇宙线索的星团

This detailed image features Abell 3827, a galaxy cluster that offers a wealth of exciting possibilities for study. Hubble observed it in order to study dark matter, which is one of the greatest puzzles cosmologists face today. The science team used Hubble’s Advanced Camera for Surveys and Wide Fiel

NASA·每日一图

嗨,瑞奇:这周是教师感谢周!

Astronaut Ricky Arnold is shown on his first spacewalk as a crewmember on STS-119. Before he joined the Astronaut Corps, Arnold was a teacher in classrooms all over the world, from Malaysia to Romania. Arnold also served aboard the International Space Station on Expedition 55/56. In this image, duri

NASA·每日一图

发现环双星系统

May the Fourth Be With You! When the first Star Wars movie was released in 1977, it featured the now-iconic two-sun, “circumbinary” planet Tatooine. At that time astronomers didn’t really know if such solar systems existed. Indeed, the first extra-solar planet wasn’t detected until the early 1990s.

NASA·每日一图

哈勃望远镜观测到一条耀眼的宇宙项链

The interaction of two doomed stars has created this spectacular ring adorned with bright clumps of gas ­– a diamond necklace of cosmic proportions. Fittingly known as the “Necklace Nebula,” this planetary nebula is located 15,000 light-years away from Earth in the small, dim constellation of Sagitt

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