深场影像: 心脏星云
2023年12月13日 Deep Field: The Heart Nebula Image Credit & Copyright: William Ostling, Telescope Live Explanation: What exc…
韦伯望远镜发现了一颗爆炸的恒星
NASA’s James Webb Space Telescope’s new view of Cassiopeia A (Cas A) in near-infrared light is giving astronomers hints at th…
挪威上空的极光与银河
2023年12月12日 Aurora and Milky Way over Norway Image Credit & Copyright: Giulio Cobianchi Explanation: What are these two …
宇航员凯瑟琳·桑顿在哈勃太空望远镜上工作
In this image from Dec. 8, 1993, astronaut Kathryn C. Thornton works with equipment during a spacewalk. The spacewalk was par…
太阳极小期与太阳极大期
2023年12月11日 Solar Minimum versus Solar Maximum Video Credit: NASA, SDO, SVS Explanation: The surface of our Sun is constantly…
哈勃太空望远镜拍摄到了云中的一个星团
NASA’s Hubble Space Telescope can resolve individual stars in the densely-packed cores of globular clusters like NGC 2210. Im…
金字塔山上空的北斗七星
2023年12月10日 Big Dipper over Pyramid Mountain Image Credit & Copyright: Steve Cullen Explanation: When did you first lear…
织女星与彗星12P/庞士-布鲁克斯
2023年12月8日 Vega and Comet 12P/Pons-Brooks Image Credit & Copyright: Dan Bartlett Explanation: On December 4, periodic Co…
阿尔忒弥斯二号任务机组人员SLS之旅
On Nov. 16, 2023, NASA astronauts Reid Wiseman (left) and Christina Koch (middle) of NASA and CSA (Canadian Space Agency) ast…