Northrop Grumman graphic representation of how Hypersonic and Ballistic Tracking Space Sensor (HBTSS) satellites are meant to operate and enable targeting of enemy missiles. (Image: Northrop Grumman).
The Missile Defense Agency (MDA) conducted the second flight experiment of its Hypersonic Test Bed (HTB) on Jan.13, the agency said Tuesday.
The HTB is a glide vehicle designed to provide a common platform for further experiments on hypersonic vehicles and targets.
var…