It looked like the Sun was heading toward a historic lull in activity. That trend flipped in 2008, according to new research. The Sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of 11 years, but there are longer-term variations that can last decades. […]
Posted on
September 15, 2025
Sign up for our newsletter:
Categories
4
640
214
45
2
17
1
1
2
1
1
10
377
37
14
26
1
47
2
18
1
1
7
2
296
42
44
1
17
5
7
6
3
1
29
10
16
39
134
1
17
33
6
1
1
3
1
203
198
1
105
10
1
51
10
104
353
1
10
1
68
2
1
3
6
1
3
44
1
2
93
2
4
1
137
21
1
10
2
1
4
2
110
13
2
11
1
29
1
5
18
163
2
55
1
13
108
12
21
3
395
6
1
33
6
14
33
62
180
4
26
14
38
3
1
17
2
3
25
2
18
13
4
3
110
3
373
48
4
1
1
13
6
1
1
15
1
360
2
12
1
271
12
57
34
1
5
35
5
1
8
18
5
124
1
6
1
11
1
155
5
2
10
226
10
2
1
2
10
10
1
10
41
1
149
10
3
20
2
1
8
14
1
14
3
30
2
Blog Posts
APOD: 2026 August 8 – A Messier Moment for Tempel 2
August 8, 2026
2026 IGARSS Hyperwall Schedule
August 7, 2026
NASA’s IXPE Studies Magnetar
August 7, 2026