The wind compresses the earth's magnetic field on the dayside of the planet—the side facing the sun—and stretches the field on the nightside to form a long tail resembling that of a comet.
The wind compresses the earth's magnetic field on the dayside of the planet—the side facing the sun—and stretches the field on the nightside to form a long tail resembling that of a comet.
太阳风在地球昼侧（向阳面）挤压磁场，将夜侧磁场拉成一条长长的尾巴，就像彗星的彗尾。