#HERA consists of three #radiation ☢️ sensors installed in areas of #Orion that are shielded from radiation to varying degrees. In a high-energy radiation event, such as a #solar flare, the #astronauts would move to a more shielded part of Orion, opening the floor hatches and then installing #shielding 🛡️ material over their heads as additional protection https://www.dlr.de/en/latest/news/2024/orion-spacecraft-radiation-protection-tested-initial-findings-from-artemis-i-moon-mission