保护地球，探索宇宙，发现文明
Former NASA astronaut Scott Kelly snapped this photo of the Earth’s crescent, the Moon, Venus, and Jupiter (from top to bottom) on Aug. 6, 2015, while he was aboard the International Space Station. These celestial bodies have been quite close in the night sky; on March 1, Venus and Jupiter were nearest to each other. For more skywatching tips, check out our ...
2023年2月27日 Zodiacal Ray with Venus and Jupiter Image Credit & Copyright: Ruslan Merzlyakov (astrorms) Explanation: What’s causing that unusual ray of light extending from the horizon? Dust orbiting the Sun. At certain times of the year, a band of sun-reflecting dust from the inner Solar System appears prominently after sunset or before sunrise and...
2023年2月25日 Crescent Moon Occultation Image Credit & Copyright: Fefo Bouvier Explanation: On February 22, a young Moon shared the western sky at sunset with bright planets Venus and Jupiter along the ecliptic plane. The beautiful celestial conjunction was visible around planet Earth. But from some locations Jupiter hid for a while, occulted by the cresce...
2月份的天空会发生什么？
最亮的行星聚集在一起，御夫座和两个你可能想要了解的天狼星星团。
1月份的天空会发生什么？
行星会有一些近距离的相遇，冬天的明亮恒星，还有机会观测彗星。
在揭示了木卫三（Ganymede）和木卫二（Europa）的大量细节后，木星探测任务将目光投向了姐妹卫星木卫一（Io）。
2022年12月11日 Io in True Color Image Credit: NASA, JPL, Galileo Project Explanation: The strangest moon in the Solar System is bright yellow. The featured picture, an attempt to show how Io would appear in the “true colors” perceptible to the average human eye, was taken in 1999 July by the Galileo spacecraft that orbited Jupiter from 1995 to 2003....
In this illustration by Rick Giudice from August 1973, the Pioneer 10 spacecraft passes by the gas giant planet Jupiter. The spacecraft’s primary goal was to explore Jupiter, its satellites, its magnetic field, and trapped radiation belts. Pioneer 10 was the first satellite to pass through an asteroid belt and the first spacecraft to obtain detailed im...
12月的天空会发生什么？你的夜晚行星的亮点，包括火星的消失和天马座。
11月的天空会发生什么？月食，月球和行星，以及狮子座流星雨。