Guanxing astronomy forum is providing an exchange platform Astronomy enthusiasts to study and discuss.we here to create this harmony and solidarity astronomy enthusiasts home together.Guanxing astronomy forum was established in February 15, 2007.Through our unremitting efforts and the continued support of astronomy enthusiasts.Forum continue to develop, grow continuously,.welcome to join our family!

       All in the network today,to pay tribute to the National Astronomical Observatory of the universe Inn support, the support of all lovers.We have the collection of astronomical information, and compiled into a free e-books《elementary astronomy for beginners》.The book editor published until now, the Internet has been downloaded more than 1 million. We will humbly accept the recommendations of lovers, and constantly improve the book, and strive to build a free, astronomy guide for the promotion and popularization of renowned network of popular science books.