By David Shaw, 22 December 2016
Voyager, Pathfinder, Cassini. Humanity has sent out dozens of plucky little space probes to explore our solar system. But when these robots need to call home, who’s listening in?
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By Jasmine Fellows, 9 May 2014
Written by Sarah Kellett Our Sun has a neighbour, and it’s as cold as the North Pole. An invisible brown dwarf has been found a mere 7.2 light years away, by space telescopes searching in the infrared.
