Pump Technology on ISS (IMAGE) NASA/Goddard Space Flight Center Caption This image shows the Defense Department's experiment pallet, STP-H5, hanging at the end of Canada's robotic arm during installation on the outside of the International Space Station. The EHD pump technology flew on the STP-H5 mission as part of a Goddard bundle of experiments in 2017. Credit NASA Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.