保护地球，探索宇宙，发现文明
2023年12月19日 NGC 1499: The California Nebula Image Credit & Copyright: Steven Powell Explanation: Could Queen Calafia‘s mythical island exist in space? Perhaps not, but by chance the outline of this molecular space cloud echoes the outline of the state of California, USA. Our Sun has its home within the Milky Way’s Orion Arm, only about 1,000...
2022年4月5日 Seven Sisters versus California Image Credit & Copyright: Neven Krcmarek Explanation: On the upper right, dressed in blue, is the Pleiades. Also known as the Seven Sisters and M45, the Pleiades is one of the brightest and most easily visible open clusters on the sky. The Pleiades contains over 3,000 stars, is about 400 light years away, and on...
2021年03月10日 NGC 1499: The California Nebula Image Credit & Copyright: Yannick Akar Explanation: Could Queen Calafia’s mythical island exist in space? Perhaps not, but by chance the outline of this molecular space cloud echoes the outline of the state of California, USA. Our Sun has its home within the Milky Way’s Orion Arm, only about 1,000 ...
2020年7月20日 Comet NEOWISE and Nebulae Image Credit & Copyright: Jarek Oszywa Explanation: Would you brave wild animals to photograph this sky? One astrophotographer did — and we all get to reap the rewards. First, thousands of stars were visible with many of the brightest impressively blue. Next, several red-glowing nebulae were discernible, includ...