X-51A achieves breakthrough in hypersonic flight

The fourth time’s a charm in this case. I’ve just received word that on Wednesday the fourth and final flight in the X-51A program achieved its objective of running a scramjet engine in flight for more five minutes. This is the first time in history that...

SpaceShipTwo goes supersonic

Photo: Copyright (c) 2013 MarsScientific.com via Virgin GalacticYesterday in Mojave, the Scaled Composites-built suborbital rocket plane SpaceShipTwo lit its rocket engine for the first time and cracked the sound barrier. Pilot Mark Stucky and copilot Mike Alsbury...

Booming along with XCOR Aerospace

I’m in transit back from a day with XCOR Aerospace in Mojave yesterday. To my mind, XCOR is the great underreported commercial spaceflight story of the decade. While companies like SpaceX and Virgin Galactic get the majority of the press attention, XCOR has been...