Next year in International Year of Astronomy 2009 (IYA2009), Indonesia will take part in this event. Many plans has been made and several of them are parts of IYA2009 cornerstone project. Several preparations have been made since mid 2008 such as astroarcheology seminar on May 15th, 2008. The second seminars of Astronomy in Indonesian Culture held in 2nd Astronomy and Astrophysics Olympiads Exhibitions on 25th August 2008 and the other one will be held next year during IYA2009.