Image of the Day

NASA·每日一图

超级巨星大犬座

This artist’s impression of hypergiant star VY Canis Majoris shows the star’s vast convection cells and violent ejections. VY Canis Majoris is so large that if it replaced the Sun, the star would extend for hundreds of millions of miles, between the orbits of Jupiter and Saturn. Image Cr […]

NASA·每日一图

哈勃望远镜:30年,还在继续

It’s March 2021 and in about another month the Hubble Space Telescope will celebrate 31 years in space observing the universe. In this image celebrating Hubble’s 30th birthday, the giant red nebula (NGC 2014) and its smaller blue neighbor (NGC 2020) are part of a vast star-forming region

NASA·每日一图

美国宇航局和梅里特岛野生动物保护区

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 W

NASA·每日一图

玛丽·W·杰克逊NASA总部标志安装

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 t

NASA·每日一图

来自黑洞的反射

This 2003 composite X-ray (blue and green) and optical (red) image of the active galaxy, NGC 1068, shows gas blowing away in a high-speed wind from the vicinity of a central supermassive black hole. Regions of intense star formation in the inner spiral arms of the galaxy are highlighted by both opti

NASA·每日一图

穿越火星的耶泽罗陨石坑

This image depicts a possible area through which the Perseverance Mars rover could traverse across Jezero Crater as it investigates several ancient environments that may have once been habitable. The route begins at the cliffs defining the base of a delta produced by a river as it flowed into a lake

NASA·每日一图

毅力号拍摄的第一张火星全彩照片

This is the first high-resolution, color image to be sent back by the Hazard Cameras on the underside of NASA’s Perseverance Mars rover after its landing on Feb. 18, 2021. Video from landing chronicles major milestones during the final minutes of its entry, descent, and landing on the Red Planet, as

NASA·每日一图

阿尔文·德鲁:脚踏实地

In this image taken on Feb. 28, 2011, NASA astronaut Alvin Drew participates in the STS-133 mission’s first spacewalk as construction and maintenance continue on the International Space Station. During the six-hour, 34-minute spacewalk, Drew and NASA astronaut Steve Bowen (out of frame) instal

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