Ethiopian Space Science and Technology (ESSTI), Ethiopian Space Science Society (ESSS) and East Africa regional office of Astronomy for development (EAf-ROAD) have jointly organized 2018 World Space Week celebration which will be held on 7th of October 2018 at Ethiopian National Cultural Center (Assembly Hall), 6kilo with different activities. The celebration program consists of panel discussion followed by space exhibitions. The panel discussion agendas are focus on how the development of space technology in world and international cooperation benefits the developing nations, the roles of astronomy for sustainable development and its initiatives, the role of Space policy in line with space development are main discussion points that will be discussed by stakeholders. In the world space week celebration around 1000 participants are expected to attend the event from Space development and educational sectors, schools, universities and space research institutes and space societies are expected to attend. Beside Addis Ababa, WSW2018 celebration is also organized in ten regional branches of Ethiopian Space science Society (ESSS) throughout Ethiopia.