Chevy has employed a number of engine series over the years, each intended to improve on its predecessors. What does its ...

Orbital Technologies Corporation (ORBITEC) successfully flight tested its patented vortex liquid fuel rocket engine on October 25. The engine was installed in a Prospector-class Garvey Spacecraft ...

A teardown of a locked-up GM Vortec 350 reveals bent rods, destroyed bearings, a ventilated block, and why these workhorse engines go out with a bang.

LOUISVILLE, Colo.--(BUSINESS WIRE)--The photo has been updated. The release reads: SIERRA SPACE EXPANDS VORTEX® PRODUCT LINE WITH NEW 1,500 LBF HYPERGOLIC ENGINE VORTEX® VRM1500-H is a new addition to ...

LOUISVILLE, Colo.--(BUSINESS WIRE)--Sierra Space, a leading commercial space company and defense tech prime that is Building a Platform in Space to Benefit Life on Earth ®, announced today the ...

Sierra Nevada Corporation’s (SNC) wholly-owned subsidiary Orbital Technologies Corporation (ORBITEC) recently completed successful testing and demonstration of three different propellant combinations ...