挪威上空的蜂鸟极光
A snowy landscape sits below a star filled sky. Dominating the frame is a large aurora in red, green, yellow, purple, white. Please see the explanation for more detailed information.
星空下是一片雪景。红、绿、黄、紫、白四色的大型极光占据了整个画面。有关更多详细信息，请参阅说明。
极光
天文·每日一图
新年元旦的极光与稳定极光红弧
A star field appears above a town at night. The left part of the sky shows a pinkish-red glow that is an aurora, while the right part of the sky shows a smoother and darker glow that is a SAR arc. Please see the explanation for more detailed information.
夜晚，城镇上方出现星空。天空左侧出现粉红色辉光，这是极光，而天空右侧出现更平滑、更暗的辉光，这是稳定极光红弧。有关更多详细信息，请参阅说明。
天文·每日一图
STEVE: 法国上空形如跨天长河的光弧
A night sky is shown with a bright red band running overhead. Above the red band is a diffuse red glow. A path through a grassy filed is in the foreground with a path going out toward the horizon. Please see the explanation for more detailed information.
夜空中，一条明亮的红色光带从头顶划过。红带上方是漫天的红光。前景是一条穿过草地的小路，小路向地平线延伸。有关更多详细信息，请参阅说明。
天文·每日一图
新西兰上空的绚烂极光
A night sky is shown that appears mostly red due to pervasive aurora. In the foreground is covered by watery grasslands. Clouds are visible above the horizon. Thin green aurora are visible toward the top of the frame. In the background one can find the Moon, the LMC, SMC, Venus, a meteor, and the band of our Milky Way galaxy. Please see the explanation for more detailed information.
画面显示的是一个被普遍存在的极光染成红色的夜空。前景是一片被水草覆盖的草原。地平线上方可见云层。画面顶部可以看到稀薄的绿色极光。背景中可以看到月球、大麦哲伦星系、小麦哲伦星系、金星、一颗流星以及银河系的中央盘面。有关更多详细信息，请参阅说明。
天文·每日一图
延时影片: 意大利阿尔卑斯山上空的极光
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。
