/tags/university-of-arizona University of Arizona en-US Copyright Tue, 02 May 2017 08:00:00 GMT /science/2017-05-02/uc-grad-discovers-planet-320-light-years-away At a distance of 320 light years from Earth there is a planet in constant daylight, with three suns and seasons longer than a human lifetime. We don’t… Tue, 02 May 2017 08:00:00 GMT /science/2017-05-02/uc-grad-discovers-planet-320-light-years-away