78
72
71
69
72
67
70
68
69
67
52
45
52
42
46
39
37
35
35
35
31
18
28
4
by EndlessSunflowers to /s/space from earthsky.org
26
4
23
9
17
12
24
1
19
5
15
5
by zyxzevn to /s/space from youtube.com
15
3
14
5
15
2
14
4
15
2
13
5
15
1
15
1
14
3
13
4
13
4
13
2
13
2
13
2
13
2
12
4
11
5
12
3
13
1
11
5
12
3
10
6
13
-
12
2
12
1
12
1
11
3
12
1
12
1
11
3