"The thing I was most worried about when leaving the airlock that day was my path to get to the..."

“The thing I was most worried about when leaving the airlock that day was my path to get to the telescope, because it was along the side of the space shuttle. And if you look over the edge of the shuttle, it’s like looking over a cliff, with 350 miles to go down to the planet. And there are no good handrails.



When we’re spacewalking, we like to grab on to things with our space gloves and be nice and steady. But I got to this one area along the side of the shuttle, and there was nothing good to...