The results promise to shed light on this and, in the long run, help us better predict how and when Earth’s magnetic shield can suddenly become porous to let outside particles in. Details: https://go.nasa.gov/2G8lTeX&h=AT0CScAabrNYUB0DKGANhglZ-EihhFCsSZUCw11qHHEPyqyt7tkLrDHRfSZJPSpREJKtU5VJnaDwD17LXtMgRsZLyIWqaVEx0ZHgemxdkZRSPRmrfgdij1FtqJ3ephm5_CO5ZNx2tAkMaUaKHMkNY0qkAo9pniIyZ5ldrzxk96lI51Yf7jUjKw