https://astrobiology.nasa.gov/news/a-four-planet-system-in-orbit-direc...
That's quite a long way. About 83,424 times the diameter of our solar system, which I just worked out to illustrate how far because our puny human minds can't really visualise lightyears.
Published by John Techno at 6:43pm on Sat 28th January 2017. Viewed 4,704 times.
This topic has been edited, last edit at 8:29pm on Sat 28th January 2017.
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