![](https://www.nasa.gov/sites/default/files/thumbnails/image/s62-00955.jpg)
On Feb. 20, 1962, John Glenn made history by becoming the first U.S. astronaut to orbit the place we call home--planet Earth. via NASA http://ift.tt/2GuM4HY
The blue tentacle-like arms containing gecko-like adhesive pads, attached to an Astrobee robotic free-flyer, reach out and grapple a "...
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