彗星12P/庞士-布鲁克斯的彗尾结构
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离子尾
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靓丽的西村彗星
2023年9月11日 Beautiful Comet Nishimura Credit & Copyright: Petr Horálek / Institute of Physics in Opava Explanation: This scene would be beautiful even without the comet. By itself, the sunrise sky is an elegant deep blue on high, with faint white stars peeking through, while near the horizon is
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影片：李奥纳德彗星的一小时
2022年1月25日 Video: Comet Leonard over One Hour Video Credit & Copyright: Matipon Tangmatitham (NARIT); Text: Matipon Tangmatitham Explanation: Which direction is this comet heading? Judging by the tail, one might imagine that Comet Leonard is traveling towards the bottom right, but a full 3D ana
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摄于澳洲的李奥纳德彗星特写
2022年1月12日 Comet Leonard Closeup from Australia Image Credit & Copyright: Blake Estes (itelescope.net) Explanation: What does Comet Leonard look like up close? Although we can’t go there, imaging the comet’s coma and inner tails through a small telescope gives us a good idea. As the
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李奥纳德彗星摇摆的彗尾
2022年1月10日 Comet Leonard’s Tail Wag Image Credit: NASA, NRL, STEREO-A; Processing: B. Gallagher Explanation: Why does Comet Leonard’s tail wag? The featured time-lapse video shows the ion tail of Comet C/2021 A1 (Leonard) as it changed over ten days early last month. The video was taken
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瓦尔帕罗拉山口上空的海尔-波普彗星
2021年12月08日 Comet Hale-Bopp Over Val Parola Pass Image Credit & Copyright: A. Dimai, (Col Druscie Obs.), AAC Explanation: Comet Hale-Bopp, the Great Comet of 1997, became much brighter than any surrounding stars. It was seen even over bright city lights. Away from city lights, however, it put o
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NEOWISE彗星移动的彗尾
2020年8月12日 The Shifting Tails of Comet NEOWISE Image Credit & Copyright: Ignacio Llorens Explanation: Keep your eye on the ion tail of Comet NEOWISE. A tale of this tail is the trail of the Earth. As with all comets, the blue ion tail always points away from the Sun. But as Comet C/2020 F3 (NEO
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NEOWISE彗星的颀长彗尾
2020年7月16日 The Long Tails of Comet NEOWISE Image Credit & Copyright: Petr Horalek Explanation: This Comet NEOWISE (C/2020 F3) now sweeps through our fair planet’s northern skies. Its long tails stretch across this deep skyview from Suchy Vrch, Czech Republic. Recorded on the night of July
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NEOWISE彗星的彗尾
2020年7月11日 The Tails of Comet NEOWISE Image Credit & Copyright: Miloslav Druckmuller (Brno University of Technology) Explanation: Comet NEOWISE (C/2020 F3) is now sweeping through northern skies. Its developing tails stretch some six degrees across this telescopic field of view, recorded from B