８１ A diamond planet was found！ 【Space Travel】Dialogue with the Universe

８１　A diamond planet was found！　【Space Travel】Dialogue with the Universe 　　　http://news.tbs.co.jp/newseye/tbs_newseye5154487.html ・This planet is only 40 light-years away. ・It takes 2,500 years for one way, 5,000 years for round trip by the spacecraft. ・Hasten the development of the Hayabusa-Z！