Definitely inspires awe. Humans 250 miles up, traveling at 17,000 mph, and you can see them with your naked eye. My favorite part is when the ISS dot slowly fa

Definitely inspires awe. Humans 250 miles up, traveling at 17,000 mph, and you can see them with your naked eye. My favorite part is when the ISS dot slowly fades out. It's so high up that it passes out of the sun's light before it falls behind the horizon.