The Department of Astronomy and Space at the College of Science at the University of Baghdad issued its online monthly bulletin called “Sadeem” that means “Nebula” in its twenty-seventh issue of December, that is concerned with the dissemination of research and development of astronomical scientific culture among the Iraqi society groups as well as readers and amateurs to expand and enrich studies in fields related to astronomy and space sciences so as to develop their knowledge horizons and provide them with all developments and modern astronomical discoveries in order to keep pace with everything new in these sciences and their specializations. The issue included an editorial and a set of translated articles, astronomical images, the most important astronomical events witnesses during December, a topic for discussion entitled (The Snowy Land and the Titan Moon), in addition to the latest news of the department of astronomy and space, an interview with the student Muhammad Ahmed Mahmoud and another one with the lecturer Arshad Ali Kazim.