As astronaut Bruce McCandless II flew the Manned Maneuvering Unit (MMU) out of the space shuttle Challenger’s payload bay for the first time on February 7, 1984, many in the agency were fearful about the use of a self-propelled and untethered backpack in space. (Previous spacewalkers remained connected to the vehicle with tethers. This jet-pack […]
Posted on
February 3, 2024
Sign up for our newsletter:
Categories
1
7
35
3
3
1
1
69
1
62
21
3
10
1
33
407
11
2
10
5
1
7
281
133
1
2
38
19
10
4
34
11
29
386
18
1
6
3
27
113
48
23
14
1
7
55
4
1
1
17
1
6
17
15
12
10
37
6
41
19
9
6
3
8
1
19
1
5
1
202
13
2
11
1
26
1
170
19
11
222
1
3
6
1
10
3
11
112
152
46
3
1
41
6
13
67
37
663
13
17
46
1
2
2
11
1
30
3
29
1
2
107
30
1
13
114
4
56
46
107
1
1
14
1
1
1
159
2
2
188
372
3
14
13
211
14
1
3
2
2
2
300
1
5
3
1
1
389
136
95
55
1
10
1
3
1
20
14
1
59
45
10
141
2
1
1
3
362
102
18
2
1
4
46
8
3
3
234
18
1
6
1
4
6
2
4
1
1
2
21
Blog Posts
APOD: 2026 September 29 – Sh2-188: The Shrimp Nebula
September 29, 2026
Fire Cloud with a Pileus on Top
September 29, 2026
Mars Has Its Charmes
September 29, 2026