保护地球，探索宇宙，发现文明
2023年11月30日 Artemis 1: Flight Day 13 Image Credit: NASA, Artemis I Explanation: On flight day 13 (November 28, 2022) of the Artemis I mission, the Orion spacecraft reached its maximum distance from its home world. Over 430,000 kilometers from Earth in a distant retrograde orbit, Orion surpassed the record for most distant spacecraft designed to carry humans....
2023年11月16日 Daytime Moon Meets Morning Star Image Credit & Copyright: Katarzyna Kaczmarczyk Explanation: Venus now appears as Earth’s brilliant morning star, shining above the southeastern horizon before dawn. For early morning risers, the silvery celestial beacon rose predawn in a close pairing with a waning crescent Moon on Thursday, November 9....
2023年11月14日 Three Planets Rock Image Credit & Copyright: Giovanni Passalacqua; Text: Liz Coelho (Pikes Peak) Explanation: In the fading darkness before dawn, a tilted triangle appeared to balance atop a rock formation off the southern tip of Sicily. Making up the points of the triangle are three of the four brightest objects visible in Earth’s sky: Jupi...
2023年10月29日 A Partial Lunar Eclipse Image Credit & Copyright: Orazio Mezzio Explanation: What’s happened to the Moon? Within the last day, part of the Moon moved through the Earth’s shadow. This happens about once or twice a year, but not every month since the Moon’s orbit around the Earth is slightly tilted. Pictured here, the face of...
2023年9月17日 Moon Mountains Magnified during Ring of Fire Eclipse Credit & Copyright: Wang Letian (Eyes at Night) Explanation: What are those dark streaks in this composite image of a solar eclipse? They are reversed shadows of mountains at the edge of the Moon. The center image, captured from Xiamen, China, has the Moon’s center directly in front o...
2023年9月15日 Venus, Moon, and the Smoking Mountain Image Credit & Copyright: Luis Miguel Meade Rodríguez Explanation: Venus has returned as a brilliant morning star. From a window seat on a flight to Mexico City, the bright celestial beacon was captured just before sunrise in this astronomical snapshot, taken on September 12. Venus, at the upper right, sh...
2023年8月19日 Ringed Ice Giant Neptune Image Credit: NASA, ESA, CSA, STScI, NIRCam Explanation: Ringed ice giant Neptune lies near the center of this sharp near-infrared image from the James Webb Space Telescope. The dim and distant world is the farthest planet from the Sun, about 30 times farther away than planet Earth. But in the stunning Webb view, the plane...
2023年8月8日 Moon Meets Jupiter Credit & Copyright: Jordi L. Coy Explanation: What’s that below the Moon? Jupiter — and its largest moons. Many skygazers across planet Earth enjoyed the close conjunction of Earth’s Moon passing nearly in front of Jupiter in mid-June. The featured image is a single exposure of the event taken from Morón de...
八月的天空会发射什么？在黄昏和黎明看到土星，英仙座流星的回归，还有一颗“超级蓝月”。
2023年7月19日 Chandrayaan-3 Launches to the Moon Image Credit & Copyright: Sruthi Suresh (Space Group) Explanation: Birds don’t fly this high. Airplanes don’t go this fast. The Statue of Liberty weighs less. No species other than human can even comprehend what is going on, nor could any human just a millennium ago. The launch of a rocket bound ...