![](http://www.alamy.com/thumbs/6/3473099F-9BDA-41A7-AA1E-26E78BF4DD44/2PR55N0.jpg)
Gemini-Titan 4 (GT-4) lift-off from Pad 19. This flight included the first spacewalk by an American astronaut
Size: 2041px × 3000px
Photo credit: © Space collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 4, acceleration, beginning, blast, gemini, gemini-titan, gt-4, iv, journey, launch, launching, lift, rocket, sky, start, vertical, woosh