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!
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