Building on America’s 65-Year Legacy of Human Spaceflight

On the morning of May 5, 1961, the Mercury-Redstone 3 launch vehicle lifted into the sky from Cape Canaveral, Florida, carrying astronaut Alan B. Shepard Jr. Over the next 15 minutes, Shepard ascended to an altitude of 116 miles (187 kilometers) in his Freedom 7 spacecraft, becoming the first American to fly into space before […]
Posted on May 5, 2026
Sign up for our newsletter:

Categories

2
1
17
3
1
386
6
4
2
1
113
10
6
4
1
6
2
7
202
4
10
1
27
6
14
661
1
1
10
1
1
3
11
2
1
17
13
1
6
1
1
51
14
46
29
3
21
1
210
14
13
67
3
5
38
280
3
2
10
30
1
4
1
17
159
20
3
7
361
13
Io
5
14
9
2
233
1
1
3
1
1
1
1
3
62

Blog Posts

Newsletter Archive