满天的光弧
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标签： 新西兰
新西兰上空的稳定极光红弧
2024年1月3日 A SAR Arc from New Zealand Image Credit & Copyright: Tristian McDonald; Text: Tiffany Lewis (Michigan Tech U.) Explanation: What is that unusual red halo surrounding this aurora? It is a Stable Auroral Red (SAR) arc. SAR arcs are rare and have only been acknowledged and studied since 1954. The featured wide-angle photograph, capturing nearly an...
南天的仙女座星系
2022年10月21日 Andromeda in Southern Skies Image Credit & Copyright: Ian Griffin (Otago Museum) Explanation: Looking north from southern New Zealand, the Andromeda Galaxy never gets more than about five degrees above the horizon. As spring comes to the southern hemisphere, in late September Andromeda is highest in the sky around midnight though. In a singl...
南天的火箭发射
2020 February 28 South Celestial Rocket Launch Image Credit & Copyright: Brendan Gully Explanation: At sunset on December 6 a Rocket Lab Electron rocket was launched from a rotating planet. With multiple small satellites on board it departed on a mission to low Earth orbit dubbed Running Out of Fingers from Mahia Peninsula on New Zealand’s north is...