Paris (AFP) Dec 19, 2012 – Tau Ceti, one of our closest stars, is a good candidate for hosting an Earth-like planet, astronomers reported on Wednesday. Located a relatively close 12 light years away, the Sun-like star has five planets that orbit it in a balmy zone which gives the best chance for nurturing life, they said. One of the planets has a mass about five times that of the Earth, making it the smallest plan … more