Life imitates anime as Japan starts making its first space cannon

What do the Space Battle Yamato, the Super-Dimensional Fortress Macross and the Hayabusa-2 space module in common? They all have giant space cannons, or at least all they will shortly. The Japan Aerospace Exploration Agency (JAXA) has tested a weapon which they will add to the module and launch next year. » 10/24/13 7:20am 10/24/13 7:20am