Ragil NDONGMO, 24, is a PhD student in Cosmology-Astrophysics at the University of Yaounde 1, Cameroon. Passionate about this field, he regularly organizes public conferences to present the beauty of space sciences, in particular cosmology, this field where scientists have proven themselves, like Albert Einstein, Stephen Hawkin, George Lemaitre and many others. He oriented his PhD thesis on the thermodynamic study of rotating black holes, like the one at the center of our galaxy, the Milky Way.He follows very closely the activities of SGAC (for spaces techonologies) in Cameroon, which for him represents the other side of the same coin with his field, spaces sciences. His dream is to have a high level research center in Cosmology-Astrophysics in his country, to be able to unravel the mysteries of the cosmos.In addition, he presents a scientific program called "Science-Higtech", broadcast on Youtube and facebook, whose aim to encourage scientific research and technological innovation in Africa.