Voyager 2 reveals the dynamic, complex nature of the solar system’s edge
Data from two NASA spacecraft chart the boundary between the sun and the rest of the galaxy
![Voyager 1 and 2](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/11/110119_cc_voyager2_feat.jpg?fit=1028%2C579&ssl=1)
Two spacecraft, Voyager 1 and 2 (illustrated), now sail through interstellar space, providing independent reports about how the sun interacts with the rest of the galaxy.
JPL-Caltech/NASA