科学家发现地球“双胞胎”
<p></p><p><span word="Earth">Earth</span>'<span word="s">s</span> <span word="gassy">gassy</span> <span word="twin">twin</span> <span word="as">as</span> <span word="been">been</span> <span word="discovered">discovered</span> <span word="in">in</span> <span word="another">another</span> <span word="solar">solar</span> <span word="system">system</span> 200 <span word="light">light</span> <span word="years">years</span> <span word="away">away</span>. <span word="Pictured">Pictured</span> <span word="is">is</span> <span word="an">an</span> <span word="artist">artist</span>'<span word="s">s</span> <span word="impression">impression</span> <span word="of">of</span> <span word="KOI">KOI</span>-314<span word="c">c</span> <span word="in">in</span> <span word="orbit">orbit</span> <span word="around">around</span> <span word="its">its</span> <span word="star">star</span>. <span word="It">It</span> <span word="orbits">orbits</span> <span word="a">a</span> <span word="dim">dim</span> <span word="red">red</span> <span word="dwarf">dwarf</span> <span word="star">star</span> <span word="at">at</span> <span word="such">such</span> <span word="a">a</span> <span word="close">close</span> <span word="distance">distance</span> <span word="that">that</span> <span word="temperatures">temperatures</span> <span word="on">on</span> <span word="its">its</span> <span word="surface">surface</span> <span word="could">could</span> <span word="be">be</span> <span word="as">as</span> <span word="high">high</span> <span word="as">as</span> 104°<span word="C">C</span></p>
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