High above Earth’s poles, intense electrical currents called electrojets flow through the upper atmosphere when auroras glow in the sky. These auroral electrojets push about a million amps of electrical charge around the poles every second. They can create some of the largest magnetic disturbances on the ground, and rapid changes in the currents can […]
Category:
Auroras, EZIE (Electrojet Zeeman Imaging Explorer), Goddard Space Flight Center, Heliophysics, Missions, Small Satellite Missions, The Sun
Posted on
February 25, 2025
Sign up for our newsletter:
Categories
1
3
6
1
23
2
1
2
14
3
32
1
42
1
3
2
23
2
2
13
56
1
2
13
3
1
22
10
131
7
4
1
89
2
2
1
6
4
48
1
1
1
2
8
252
1
5
4
4
1
10
8
1
188
113
12
1
2
10
1
1
292
16
1
35
11
1
6
2
10
2
2
3
1
1
142
36
1
4
2
1
1
3
3
132
3
80
28
95
3
1
1
5
87
28
203
1
6
49
24
314
559
2
27
28
12
16
5
4
39
1
69
4
14
1
1
1
16
114
13
249
20
1
285
37
1
1
2
1
140
2
17
3
3
14
2
162
1
12
5
301
2
26
39
10
44
10
1
6
13
14
4
92
5
4
164
3
1
1
19
Blog Posts
Curiosity Blog, Sols 4649-4654: Ridges, Hollows and Nodules, Oh My
September 13, 2025
NASA Awards Third Glenn Facility and Engineering Services Contract
September 12, 2025
NASA’s X-59 Moves Toward First Flight at Speed of Safety
September 12, 2025