Data from Voyager Probes Challenge Models of Heliosphere’s Interaction With Interstellar Medium

The Voyager probes became the first two spacecraft from Earth to travel beyond the heliosphere and reach the interstellar medium. Voyager 1 did it first in 2012 and Voyager 2 made it in 2018. Now data sent back from the twin probes suggest that the heliopause – the place where the heliosphere meets the interstellar … [Read more…]