Rockwell unveils new X-33 SSTO baseline design

ROCKWELL AND Northrop Grumman have revealed a new baseline design for the X-33 advanced-technology single-stage-to-orbit (SSTO) half-scale demonstrator launch vehicle. The 30m-long, 22,680kg launcher resembles the company's existing Space Shuttle orbiter, but incorporates the expected state-of-the-art advanced technologies, including a new breed of engines.