![](https://www.nasa.gov/sites/default/files/p50142.jpg)
Launched in 1977, the twin Voyager probes are NASA’s longest-operating mission and the only spacecraft ever to explore interstellar space. via NASA https://ift.tt/ReGSAwj
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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