A growing dent in Earth's magnetic field over South America and the southern Atlantic Ocean could pose a risk to spacecraft and satellites.
원문출처 : https://www.cnn.com/2020/08/18/world/nasa-earth-magnetic-field-dent-scn-trnd/index.html
원문출처 : https://www.cnn.com/2020/08/18/world/nasa-earth-magnetic-field-dent-scn-trnd/index.html