New computer model that shows the edge of our solar system is not smooth, but filled with a turbulent sea of magnetic bubbles.

Based on Voyager data, the finding suggests we need to revise our picture of this previously unexplored region so critical for understanding how cosmic rays are created and reach near-Earth space. Galactic cosmic rays are of concern for human space travel, in particular during the quiet periods called the solar minimum.

Source: Tele-conference at NASA