Hot Fire A X-60A hot fire test is conducted at Cecil Spaceport in Jacksonville, Fla., Jan. 14, 2020. The X-60A, developed through an Air Force Research Laboratory Small Business Innovation Research contract, is an air-launched rocket designed for hypersonic flight research. SHARE IMAGE: Download Image: Full Size (0.75 MB) Photo By: Air Force VIRIN: 200114-F-FX606-001C.JPG Photo Gallery