xkcd #3302: Voyager Instruments
Title text:
Convincing him to turn off the stupid laser show and useless sound system was such a huge ordeal that no one has wanted to do it again.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3302/
How far out is Voyager 1 now?
https://en.wikipedia.org/wiki/Voyager_1
Holy shit light is fast
Exactly one Voyager unit away