Voyager 1, launched way back in 1977, is still giving us Science, far away beyond the influence of the Sun.  In the past few years, the spacecraft has passed the boundary between the Solar System and the Interstellar Medium, the so called Heliopause.  This has given scientists the first ever direct look at the Space between stars. Since then, Voyager has felt some interesting shock waves, which are being referred to as ‘Tsunami Waves.’ When the Sun emits a Coronal Mass Ejection, the charged particles travel through the Solar System as a pressure wave.  When this wave hits the Heliopause...