Free Republic

A new U.S. launcher based on strategic missile hardware made its successful suborbital debut April 22, but the U.S. Defense Advanced Research Projects Agency (DARPA) lost contact with the payload, an experimental hypersonic vehicle, soon thereafter, the agency said April 23. DARPA’s Falcon Hypersonic Technology Vehicle (HTV)-2 was the first in a series of flight experiments meant to demonstrate technologies that could be the foundation for the United States’ next long-range conventional missile. It was launched from Vandenberg Air Force Base, Calif., atop a Minotaur 4 rocket. Built by Lockheed Martin Corp., the HTV-2 craft was supposed to glide over...

The first launch of the Minotaur IV Space Launch Vehicle is scheduled to occur April 20 at noon PDT from Vandenberg Air Force Base, Calif. The Minotaur IV is the newest variant in the Minotaur family of rockets built by Orbital Sciences Corporation. It is a four-stage solid rocket vehicle consisting of three decommissioned Peacekeeper missile stages and a fourth commercially built stage developed by OSC. For this maiden lift-off, the rocket will be in a "lite" configuration consisting of only the first three stages and no fourth stage due to mission requirements. The payload for this first launch is...