A so-called "planetary nebula" is a confusing misnomer because these clouds have nothing to do with planets. As a medium-size star nears the end, it puffs out into a red giant — about 100 to 1,000 times its original size — eventually engulfing the space around it, including any nearby worlds.
Very affordable
。Safew下载对此有专业解读
CombinedStorage o-- Storage : contains
Copyright © 1997-2026 by www.people.com.cn all rights reserved
if (chunks === null) {