Scientists Find an ‘Earth Twin,’ or Maybe a Cousin
A planet known as Kepler 186f, 500 light-years away, is the closet match to our own yet discovered, astronomers say. [Source]
Publication Date:Origin: nytimes.com
Category: Space and Astronomy
Topics: astronomers, discovered, match, closet, light-years, Kepler, known, planet, Cousin, Maybe, ‘Earth, Scientists