Gives overview of the solar system , the milky way galaxy , extrasolar planets , cosmology and astrophotography . includes images , additional resources , and forums -站点设立于广西柳州，内容包含天文知识，图片欣赏，宇宙生物探讨课题，同时包含论坛交流服务。
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Meteors , especially meteor showers , comets are special astronomical phenomenae , this lecture told the stories and sciences behind them . this lecture also share the experiences of astrophotography , as an introduction 流星、壮丽的天文奇观、留著长尾巴的彗星都是一些特别的天象，是次讲座介绍了它们背后的故事与科学。讲座也介绍了基本的天文摄影概念，作分享。
