gravitational lens

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韦伯望远镜影像: 星系替另一个星系造像

What looks like a single spiral galaxy is shown with a white center surrounded by inner blue arms and outer red arms. Please see the explanation for more detailed information.
图中显示的是一个类似螺旋星系的星系,其中心为白色,周围环绕着内侧蓝色旋臂和外侧红色旋臂。有关更多详细信息,请参阅说明。

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星系团Abell 370及后方的天体

2023年9月12日 Galaxy Cluster Abell 370 and Beyond Image Credit: NASA, ESA, Jennifer Lotz and the HFF Team (STScI) Explanation: Some 4 billion light-years away, massive galaxy cluster Abell 370 is captured in this sharp Hubble Space Telescope snapshot. The cluster of galaxies only appears to be dominate

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韦伯的首张深场影像

2023年7月15日 Webb’s First Deep Field Image Credit: NASA, ESA, CSA, STScI, NIRCam Explanation: This stunning infrared image was released one year ago as the James Webb Space Telescope began its exploration of the cosmos. The view of the early Universe toward the southern constellation Volans was

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韦伯的首张深场影像

2022年7月13日 Webb’s First Deep Field Image Credit: NASA, ESA, CSA, STScI, NIRCam Explanation: This is the deepest, sharpest infrared image of the cosmos so far. The view of the early Universe toward the southern constellation Volans was achieved in 12.5 hours of exposure with the NIRCam instrume

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重力的笑容

2022年5月11日 Gravity’s Grin Image Credit: X-ray – NASA / CXC / J. Irwin et al. ; Optical – NASA/STScI Explanation: Albert Einstein’s general theory of relativity, published over 100 years ago, predicted the phenomenon of gravitational lensing. And that’s what gives these

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爱因斯坦的引力透镜十字架

2021年10月17日 The Einstein Cross Gravitational Lens Image Credit & License: J. Rhoads (Arizona State U.) et al., WIYN, AURA, NOIRLab, NSF Explanation: Most galaxies have a single nucleus — does this galaxy have four? The strange answer leads astronomers to conclude that the nucleus of the s

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