The a-ODPA polyimide monomer used for the IKAROS sailing spacecraft – The secret behind making specialized heat fusion possible

Just like a sailboat catches the wind to sail the seas, imagine a spacecraft that catches sunlight to sail in space. It may sound like fantasy, but this kind of “sailing spacecraft” has already been made a reality. The IKAROS sailing spacecraft, launched by the Japan Aerospace Exploration Agency (JAXA) in May 2010, is one such spacecraft.