Developing 0.01% Lightspeed Solar Sail Slingshot
A NASA NIAC phase 2 is developing Titanium Nitride solar sails that would be able to perform an extremely close flyby of the sun to achieve speeds of 60 AU per year. This would be over 15 times faster than the Voyager (3.6 AU per year) spacecraft. They need to make metamaterial layers to achieve …