标签： 日珥

天文·每日一图

 由 

悬在太阳上方的三角形日珥

The featured image shows the surface of the Sun with a flowing texture in red light. Above the Sun’s surface an unusual triangular prominence hovers. Please see the explanation for more detailed information.
这张特色图片显示了太阳表面在红光下流动的纹理。太阳表面上方有一个不寻常的三角形日珥。有关更多详细信息，请参阅说明。

天文·每日一图

 由 

太阳之舞

See Explanation. Clicking on the video will download the highest resolution version available.
请参阅说明。单击视频将下载可用的最高分辨率版本。

天文·每日一图

 由 

怪兽般的日珥

2023年8月1日 Monster Solar Prominence Image Credit & Copyright: Mike Wenz Explanation: The monsters that live on the Sun are not like us. They are larger than the Earth and made of gas hotter than in any teapot. They have no eyes, but at times, many tentacles. They float. Usually, they slowly change shape and just fade back onto the Sun over about a month....

天文·每日一图

 由 

日愈活跃的太阳

2023年2月22日 Our Increasingly Active Sun Image Credit & Copyright: Mehmet Ergün Explanation: Our Sun is becoming a busy place. Only two years ago, the Sun was emerging from a solar minimum so quiet that months would go by without even a single sunspot. In contrast, already this year and well ahead of schedule, our Sun is unusually active, already nearing ...

天文·每日一图

 由 

太阳表面的长蛇状暗条

2022年9月13日 A Long Snaking Filament on the Sun Image Credit & Copyright: Alan Friedman (Averted Imagination) Explanation: Earlier this month, the Sun exhibited one of the longer filaments on record. Visible as the bright curving streak around the image center, the snaking filament’s full extent was estimated to be over half of the Sun’s radiu...

天文·每日一图

 由 

太阳西侧临边的条珥

2022年6月24日 Filaprom on the Western Limb Image Credit & Copyright: Martin Wise Explanation: A solar filament is an enormous stream of incandescent plasma suspended above the active surface of the Sun by looping magnetic fields. Seen against the solar disk it looks dark only because it’s a little cooler, and so slightly dimmer, than the solar photos...

天文·每日一图

 由 

形似埃菲尔铁塔的日珥

2022年2月16日 Eiffel Tower Prominence on the Sun Video Credit & Copyright: Hawk Wolinski Explanation: What’s that on the Sun? Although it may look like a flowing version of the Eiffel Tower, it is a solar prominence that is actually much bigger — about the height of Jupiter. The huge prominence emerged about ten days ago, hovered over the Sun&#...