Why Nasa beamed this cat video 19 million miles

Cutting-edge laser communication technology can stream ultra-high-definition video in record speed.

Nasa's Jet Propulsion Laboratory beamed the cat video as a test, but in future it is set to bring the solar system into sharper focus.

So will it one day mean astronauts can video call from Mars?

Produced by Tom Heyden

18 March 2024