A ground-breaking Solar Electric Propulsion System (SEPS) developed and manufactured by an industrial consortium led by British company QinetiQ, will provide the engine power behind the BepiColombo ...

Artist’s impression of the BepiColombo spacecraft with a view of Mercury in the background. Illustration: ESA/ATG medialab; Mercury: NASA/JPL For more than five years, a pair of spacecraft have been ...

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 Space’s ambitions to develop an alternative upper stage capability for the U.S. Defense Department have taken another step forward with the award of a $16 million U.S. Air Force Research ...

Sierra Space’s VR35K-A engine will serve a critical industry need in supporting larger payload delivery to Low Earth Orbit and beyond. Sierra Space is also applying its VORTEX combustion chamber ...