To Survive in the Universe    
Services
    Why to Adopt     Top Contributors     천체사진     컬렉션     포럼     Blog New!     질문및답변     로그인  

World Catalog of Astronomical Objects (W.C.A.O.)

World Catalog of Astronomical Objects The purpose of the directory to systematize all space objects and to assign each star a separate proper name

변화된 사항


번역 (Korean):