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。
标签： Italy
意大利上空的红色极光
2023年11月6日 Red Aurora over Italy Image Credit & Copyright: Giorgia Hofer Explanation: What was that red glow on the horizon last night? Aurora. Our unusually active Sun produced a surface explosion a few days ago that sent out a burst of electrons, protons, and more massive charged nuclei. This coronal mass ejection (CME) triggered auroras here on Earth...
锡拉库萨后方的超级蓝月
2023年9月5日 Blue Supermoon Beyond Syracuse Credit & Copyright: Kevin Saragozza Explanation: The last full moon was doubly unusual. First of all, it was a blue moon. A modern definition of a blue moon is a second full moon to occur during one calendar month. Since there are 13 full moons in 2023, one month has to have two — and that month was August....
意大利天空的五星联珠
2021年12月19日 Planetary Alignment over Italy Image Credit & Copyright: Antonio Finazzi Explanation: It is not a coincidence that planets line up. That’s because all of the planets orbit the Sun in (nearly) a single sheet called the plane of the ecliptic. When viewed from inside that plane — as Earth dwellers are likely to do — the planet...
萨丁尼亚岛的夜空
2020年10月21日 A Night Sky Vista from Sardinia Image Credit & Copyright: Tomáš Slovinský Explanation: How many famous sky objects can you find in this image? The featured dark sky composite combines over 60 exposures spanning over 220 degrees to create a veritable menagerie of night sky wonders. Visible celestial icons include the Belt of Orion, the Orion ...
三尖峰上空的土星和木星
2020年10月20日 Saturn and Jupiter over Italian Peaks Image Credit & Copyright: Giorgia Hofer Explanation: Saturn and Jupiter are getting closer. Every night that you go out and check for the next two months, these two bright planets will be even closer together on the sky. Finally, in mid-December, a Great Conjunction will occur — when the two planet...