What shape Is the Sun? Hint: it’s not perfectly round! Knowing precisely how the Sun’s shape deviates from a sphere can teach us about its interior and test theories of gravity. You can help measure the Sun’s shape by joining the SunSketcher project! During the total solar eclipse on April 8, 2024, we need help from volunteers […]
Posted on
February 20, 2024
Sign up for our newsletter:
Categories
39
4
26
2
1
2
177
4
10
12
1
3
12
3
5
282
2
1
1
1
16
16
19
3
2
23
1
13
243
77
1
1
2
3
1
1
36
11
4
1
5
10
21
12
8
1
1
12
2
296
4
1
6
1
2
6
13
5
1
1
3
1
3
1
55
1
1
239
2
107
130
37
38
131
13
23
301
1
10
10
1
1
5
13
4
1
45
28
16
27
23
135
6
1
4
3
85
93
545
1
1
4
86
110
1
11
197
1
2
1
1
1
6
64
3
2
30
3
28
276
4
3
3
2
8
13
1
7
10
2
33
22
1
38
1
16
4
3
87
2
3
2
18
1
1
1
141
8
6
46
43
1
160
1
11
156
Blog Posts
NASA Announces Winners of 2025 Human Lander Challenge
June 27, 2025
Astronaut Joe Engle Flies X-15
June 27, 2025