The virtual reality documentary “The Hot and Energetic Universe” presents with the use of Immersive Visualisations and real images the achievements of the modern astronomy, the most advanced terrestrial and orbital observatories, the basic principles electromagnetic radiation and the natural phenomena related to the High Energy Astrophysics. High Energy Astrophysics plays a key role in understanding the universe. These radiations reveal the processes in the hot and violent universe. Credit: Integrated Activities in the High-Energy Astrophysics Domain (AHEAD)/T. Matsopoulos