... The shapes of planetary nebula like the Helix are important because they likely hold clues to how stars like the Sun end their lives. ... As the Moon rose and the Sun set on October 8, a lunar eclipse was in progress seen from Chongqing, China. Trailing through this composite time exposure, the rising Moon began as a dark reddened disk in total eclipse near the eastern horizon. ... During a total lunar eclipse, the Earth moves between the Moon and the Sun, causing the moon to fade dramatically. ...