Voyager 1 Just Fired Up Its Backup Thrusters for the First Time in 37 Years

Voyager 1, the probe which became the first man-made object to leave the solar system in 2012, has been away from home for a long, long time--approximately 40 years. It's still been beaming back reams of data and, in its off time, sending extremely ill-advised texts to distant alien civilizations that may or may not...