![](https://www.nasa.gov/sites/default/files/thumbnails/image/hubble_ngc6530_potw2250a.jpg)
A portion of the open cluster NGC 6530 appears as a roiling wall of smoke studded with stars in this image from the NASA/ESA Hubble Space Telescope. via NASA https://ift.tt/hjLyaBW
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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