According to the legal theory of lex lata and lex ferenda,the author concludes that China\'s ASAT under the current outer space law is legal and legitimate and causes no international liability,puts forward some suggestions for regulating the space debris in the future,and points out that states may establish new rules by their legal acts.

This paper introduces the launching,levitating and injecting situation of the "Long Match B4 " one rocket two satellites,the second "Resource 2" satellite,the Plough navigation test satellite,Shenzhou 3,Shenzhou 4 and Shenzhou 5 airship.

Analysis of ETS-Ⅷ Performance in Early On-orbit Phase;