Sound test of Hera asteroid mission antenna

Noordwijk, Netherlands (SPX) Feb 10, 2023

The High Gain Antenna of ESA's Hera asteroid mission for planetary defence seen being prepared for testing in the acoustic reverberation chamber of the IABG test centre in Germany. This involves blasting it with launcher-level noise through the speakers seen in the wall. Hera is Europe's contribution to an international planetary defence experiment. Following the NASA DART mission's impact