Hypersonic Families
These are Hypersonic vehicles and some maybe materials that has been produced by the military, and the plans for it. These are not rumors these are real descriptions and plan designes for these Hypersonics. The Aurora which is a rumor of the  flying triangle ufo is also rumored as an hypersonic aircraft. Hopefully I may have the answers to that and others here.. Click on the images here to enlarge them

The SHAAFT  SHMAC   SCREMAR Technology Requirements