Incredible Photos From 50 Years Of Spacewalks

Hope you're not afraid of heights
Construction Continues
STS-116 astronauts installed part of the space station's main backbone in 2006. NASA
First American Spacewalk
People on moon
Why Spacewalk When You Can Drive?
Selfie on the moon
Super Scooper
Kathryn Sullivan
Astronaut on space
Rescue Mission
ISS Assembly
Fixing Hubble
Future: Asteroids
Future: Mars