Amateur radio operates beamed up 'Hi' in morse code on Oct. 9th, 2013 to NASA's Juno spacecraft. It was received by the probe and the audio from the event was sent back to Earth.
Amateur radio operates beamed up 'Hi' in morse code on Oct. 9th, 2013 to NASA's Juno spacecraft. It was received by the probe and the audio from the event was sent back to Earth.