保护地球，探索宇宙，发现文明
Canadian Space Agency astronaut Jeremy Hansen (from left) and NASA astronauts Victor Glover, Reid Wiseman, and Christina Koch greet the crowd at Ellington Field near NASA’s Johnson Space Center on Monday, April 3, 2023. They make up the Artemis II crew, with Wiseman as commander, Glover as pilot, and Koch and Hansen as mission specialists. The four will vent...
4月份的天空会发生什么？水星高升，本月的月亮和行星配对，以及天琴座流星雨。
The Moon is seen passing in front of the Sun during a solar eclipse from Ross Lake, Northern Cascades National Park, Washington on Aug. 21, 2017. A total solar eclipse swept across a narrow portion of the contiguous United States from Lincoln Beach, Oregon to Charleston, South Carolina. A partial solar eclipse was visible across the entire North American con...
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 ...
The waxing gibbous Moon stands out in this Jan. 2, 2023, image from the International Space Station as it orbited 269 miles above the southern Indian Ocean. In 24 hours, the space station makes 16 orbits of Earth, traveling through 16 sunrises and sunsets. To find out where the ISS is now—or to get text or email alerts when it’s visible in your area—check ou...
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。
On flight day 20 of the Artemis I mission, Dec. 5, 2022, Orion captured the Moon on the day of return powered flyby, the final major engine maneuver of the flight test. The burn, which used the spacecraft’s main engine on the European-built service module, lasted 3 minutes, 27 seconds, and changed the velocity of the spacecraft by about 655 mph (961 feet per...
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。
2022年11月21日，在阿尔忒弥斯1号任务的第六天，猎户座飞船的光学导航相机拍摄到了月球下方陨石坑的黑白图像。这张照片和其他拍摄到的照片是自阿波罗号以来从载人飞船上拍摄的离月球最近的照片。光学导航相机以不同的相位和距离拍摄地球和月球的黑白图像；这项技术演示将有助于证明其在未来载人任务中的有效性。