We're all someone's Sun"Sometime in the near future, people will be able to point to a star and say, 'that star has a planet like Earth'," said Sara Seager, professor of planetary science and physics at MIT."Just imagine the moment, when we find potential signatures of life," concurred Matt Mountain, a top space telescope boffin. "Imagine the moment when the world wakes up and the human race realizes that its long loneliness in time and space may...