iss058e013161 (2/13/2019) --- Photo documentation of ISS HERA taken aboard the International Space Station (ISS). The International Space Station Hybrid Electronic Radiation Assessor (ISS HERA) refines data analysis and operational products that support future exploration missions. It uses an existing on-orbit radiation detection system developed for Orion and Exploration Mission 1 (EM-1), modified to operate on the space station.