How much will it cost to send this letter to ? <a href=" http://www.blogdojorgearagao.com.br/2012/04/26/ ">half price sildenafil citrate cialis generic levitra viagra</a> The three potentially rocky planets in Gliese 667C&#8217;s habitable zone are known as super Earths- exoplanets that are less massive than Neptune but more massive than Earth. Their orbits make them possible candidates for hosting life, officials from the European Southern Observatory said in a statement.