标签： 南极光

天文·每日一图

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小小行星的南极

2022年8月26日 Little Planet South Pole Image Credit & Copyright: Aman Chokshi Explanation: Lights play around the horizon of this snowy little planet as it drifts through a starry night sky. Of course the little planet is actually planet Earth. Recorded on August 21, the digitally warped, nadir centered panorama covers nearly 360×180 degrees outside t...

天文·每日一图

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索菲亚天文台的南极光

2022年7月29日 SOFIA’s Southern Lights Image Credit & Copyright: Ian Griffin (Otago Museum) Explanation: SOFIA, the Stratospheric Observatory for Infrared Astronomy, is a Boeing 747SP aircraft modified to carry a large reflecting telescope into the stratosphere. The ability of the airborne facility to climb above about 99 percent of Earth’s infr...