Astronomers are on a constant search for life out in the universe and a big part of that search is finding planets where life can even form. But for a while scientists have been getting repeating radio signals from an extremely close star system, one that is only around 12 light-years away. And now experts say not only is that signal coming from a planet, but it’s a rocky one just like Earth and it has a few other Earth-like features as well.
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