Image of the Day

NASA·每日一图

进入(轨道)日出

The Sun’s rays begin to illuminate the Earth’s atmosphere as the International Space Station flew into an orbital sunrise 261 miles above Texas, as seen in this image taken by astronaut Bob Hines. The crew doesn’t just snap pretty pictures; the research aboard the station benefits […]

NASA·每日一图

为下一代飞行做准备

Before NASA’s quiet supersonic X-59 aircraft takes to the skies, plenty of testing happens to ensure a safe first flight. One part of this safety check is to analyze data collected for the X-59’s flight control system through low-speed wind tunnel tests. The X-59 is central to NASA’s Quesst mission

NASA·每日一图

红色星球上的蓝色涟漪

Though Mars is the Red Planet, false-color images can help us learn about its weather and geology. This image shows a variety of wind-related features on the Red Planet near the center of Gamboa Crater. Larger sand dunes form sinuous crests and individual domes. There are tiny ripples on the tops of

NASA·每日一图

这是城市环境范围自主组合导航测试

An Alta-X drone operated by NASA researchers flies over NASA Langley’s City Environment Range Testing for Autonomous Integrated Navigation (CERTAIN) as part of the Advanced Air Mobility project’s High Density Vertiplex (HDV) testing in April 2022. HDV is developing the necessary systems to ena

NASA·每日一图

超新星的冲击波

Supernovas are the explosive deaths of the universe’s most massive stars. In death, these objects blast powerful waves into the cosmos, destroying much of the dust surrounding them. This 2007 composite from NASA’s Spitzer Space Telescope and Chandra X-ray Observatory shows the remnant of

NASA·每日一图

俯瞰:1966年左右的零重力设施

This tunnel view looking up from Level 5 is of the Zero Gravity Facility at Lewis Research Center, now known as John H. Glenn Research Center at Lewis Field, and was taken in Cleveland, Ohio, on Sept. 12, 1966. The tower dropped 460 feet and allowed scientists to perform 5.18 seconds of microgravity

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