When Voyager was sent into space 35 years ago [ yes.....35 years ago] there was no Apple Mac, no PC, and the best computers were enormous house sized monsters.
Yet, Voyager has provided and still continues to provide a steady stream of data on the solar system.
It is now approaching the very edge of our solar system, beyond the planets into the heliosphere where the effects of the sun are minimal......amazing really. I am no expert, but I continue to marvel at a fantastic and successful, even wildly successful beyond expectations, mission that has been the two Voyager, tiny satellites.
Read more here - it is a marvellous achievement - truly.