February 17, 1998 – it becomes the farthest human-made object from earth in space

December 16, 2004 – the spacecraft crosses the termination shock, the inner boundary of the heliosheath, a "bubble-like region of space" which extends far beyond the orbit of Pluto.

August 25, 2012 – it cross the heliopause, becoming the first human-made object to enter interstellar space

November 28, 2017 – Voyager 1’s thrusters successfully power up after 37 year