Earth’s magnetic field is like a powerful trap. It lures electrically charged particles in space, near our planet, and snares them in an invisible, doughnut-shaped pen around Earth known as the ring current. This captive swarm of charged particles plays an important role in how Earth reacts to changing conditions in space, called space weather, which […]
Category:
Earth's Magnetic Field, Goddard Space Flight Center, Heliophysics, Heliophysics Division, International Space Station (ISS), ISS Research, Magnetosphere, Space Weather, The Sun
Posted on
May 1, 2026
Sign up for our newsletter:
Categories
10
11
4
1
7
51
613
24
287
140
13
6
1
23
3
2
2
18
1
2
1
253
52
31
1
3
13
340
15
117
1
10
1
1
6
1
4
10
4
215
12
2
1
11
1
29
1
26
15
166
1
188
1
1
9
1
4
2
15
1
6
93
2
8
3
50
3
3
2
14
1
1
1
41
205
1
10
131
6
18
29
17
1
2
4
149
3
377
3
1
25
31
1
1
2
25
64
37
18
1
18
81
1
29
41
10
20
15
4
43
6
2
1
349
2
14
102
1
42
1
6
153
100
1
1
16
4
101
1
1
3
38
10
2
57
1
3
3
189
133
1
10
9
1
1
11
5
6
10
3
1
11
35
22
2
5
9
1
5
40
2
2
1
330
2
4
336
12
20
1
25
1
1
106
1
3
1
2
14
1