Image: Space antenna

Unlike traditional satellite dishes used to pick up television signals, this antenna has to work in space itself. Rather than being clamped to an apartment balcony, it will be installed on the exterior of Europe's Columbus ...

OSIRIS-REx says hello to the Allen Telescope Array

The Allen Telescope Array uses 42 radio dishes to search for radio transmissions from ET. How do we know the system is working? To answer that we point the dishes in the direction of a spacecraft we know is transmitting radio ...

page 3 from 3