保护地球, 探索宇宙, 发现文明
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。 影像来源：NASA/JPL-Caltech 翻译：灼眼的粉丝 这个月的开始和结束都伴随着月球造访巨行星。12月1日，在夜空中，你会发现月亮与木星只有几指宽的距离。然后，从25日到31日，日落后向西南方向看，你会看到一轮越来越圆的月亮从土星旁边滑过，然后又从木星旁边滑过。拥有清晰地平线视野的观测者将能够在落日余晖中寻找金星和水星，它们就在地平线上方几度的地方。 12月7日是一个神奇的时刻，天空在你眼前发生了巨大的变化。这被称为月掩星，因为月球从红色星球火星前面掠过（或掩星）。北美、欧洲和北非的部分地区都能看到这一奇观。(美国东南部和东海岸的观众将看到月球刚刚掠过火星。)对于美国的观测者来说，火星会在晚上6点30分到9点之间的某个时间消失在月球后...
2022年12月1日 Artemis 1: Flight Day 13 Image Credit: NASA, Artemis 1 Explanation: On flight day 13 (November 28) of the Artemis 1 mission the Orion spacecraft reached its maximum distance from Earth. In fact, over 430,000 kilometers from Earth its distant retrograde orbit also put Orion nearly 70,000 kilometers from the Moon. In the same field of view in this v...
2022年11月23日 Earthset from Orion Image Credit: NASA, Artemis 1 Explanation: Eight billion people are about to disappear in this snapshot from space. Taken on November 21, the sixth day of the Artemis 1 mission, their home world is setting behind the Moon’s bright edge as viewed by an external camera on the outbound Orion spacecraft. The Orion was headed...
2022年11月19日 Artemis 1 Moonshot Image Credit & Copyright: John Kraus Explanation: When the Artemis 1 mission’s Orion spacecraft makes its November 21 powered flyby of the Moon, denizens of planet Earth will see the Moon in a waning crescent phase. The spacecraft will approach to within about 130 kilometers of the lunar surface on its way to a dista...
2022年11月7日 A Total Lunar Eclipse Over Tajikistan Video Credit & Copyright: Jean-Luc Dauvergne (Ciel et Espace); Music: Valère Leroy & Sophie Huet (Space-Music) Explanation: If the full Moon suddenly faded, what would you see? The answer was recorded in a dramatic time lapse video taken during the total lunar eclipse in 2011 from Tajikistan. During ...
2022年7月23日 Apollo 11 Landing Panorama Neil Armstrong, Apollo 11, NASA Explanation: Have you seen a panorama from another world lately? Assembled from high-resolution scans of the original film frames, this one sweeps across the magnificent desolation of the Apollo 11 landing site on the Moon’s Sea of Tranquility. The images were taken by Neil Armstrong...
2022年7月16日 Tycho and Clavius at Dawn Image Credit & Copyright: Eduardo Schaberger Poupeau Explanation: South is up in this dramatic telescopic view of the lunar terminator and the Moon’s rugged southern highlands. The lunar landscape was captured on July 7 with the moon at its first quarter phase. The Sun shines at a low angle from the right as da...
2022年4月10日 Shadows at the Moon’s South Pole Image Credit: NASA, Arizona State U., Lunar Reconnaissance Orbiter Explanation: Was this image of the Moon’s surface taken with a microscope? No — it’s a multi-temporal illumination map made with a wide-angle camera. To create it, the Lunar Reconnaissance Orbiter spacecraft collected 1,700 i...
2021年9月5日 Earth and Moon Image Credit: NASA, JPL, Galileo Project; Processing & License: Gordan Ugarkovic Explanation: The Earth and Moon are rarely photographed together. One of most spectacular times this occurred was about 30 years ago when the Jupiter-bound Galileo spacecraft zoomed past our home planetary system. Then, robotic Galileo watched from ...
2021年05月03日 Apollo 11: Earth, Moon, Spaceship Image Credit: NASA, Apollo 11; Restoration – Toby Ord Explanation: After the most famous voyage of modern times, it was time to go home. After proving that humanity has the ability to go beyond the confines of planet Earth, the first humans to walk on another world — Neil Armstrong and Buzz Aldrin ...