In this image from Dec. 8, 2017, four reindeer walk past the Balloon Array for Radiation-belt Relativistic Electron Losses, or BARREL, payload on the launch pad at Esrange Space Center near Kiruna, Sweden. BARREL primarily measured X-rays in Earth’s atmosphere near the North and South Poles. These X-rays are caused by electrons that rain down, […]
Category:
BARREL (Balloon Array for Radiation-belt Relativistic Electron Losses), Scientific Balloons
Posted on
December 22, 2023
Sign up for our newsletter:
Categories
4
14
111
13
10
1
18
163
2
1
14
21
3
3
57
1
181
7
3
2
396
6
1
33
64
34
13
27
1
38
6
1
374
4
25
18
17
2
4
57
34
3
110
3
1
4
1
13
1
48
15
5
1
271
12
227
1
5
35
6
1
362
2
12
18
5
126
1
1
6
10
1
8
12
1
155
2
1
20
10
10
2
10
10
3
1
2
149
10
3
41
1
2
17
1
8
15
14
1
1
30
2
380
26
216
45
2
18
1
4
642
47
7
1
1
10
2
6
1
17
38
14
5
17
2
1
39
2
297
43
45
1
1
7
3
1
1
29
10
198
106
1
104
33
10
6
1
16
135
6
1
203
3
1
3
10
45
1
10
354
1
1
68
2
52
3
2
1
2
11
2
1
1
2
1
30
5
4
1
138
18
21
1
93
13
109
2