TAG: Space Communications and Navigation Testbed

A re-configurable NASA receiver called the Space Communications and Navigation Testbed, SCaN is attached to the exterior of the ISS. In April 2018 the chest-sized SCaN, seen left of centre with an antenna on top, was used to make the first combined Galileo-GPS positioning fix in orbit. (Photo: NASA)

Combined orbital Galileo-GPS position fix achieved aboard ISS

July 2, 2018