NASA’s planned mission to Jupiter moon Europa will use new instruments to look for conditions suitable for life.

A spate of Proton launch mishaps has created a de facto duopoly of Arianespace and SpaceX, two companies vying to dominate the global commercial launch market.

Aerojet Rocketdyne seeks sole-source contract to produce expendable engines for NASA’s heavy-lift Space Launch System.

Leading-edge technologies and groundbreaking products highlight offerings from four small exhibitors in Paris.

A roundup of the week's top stories in aerospace and defense.

Few fireworks are expected at Paris this year, but retrenching and refocusing of products will be highlighted in all arenas—commercial, defense, space and technology.

SpaceX clears hurdle to take on ULA: First up, a battle for GPS III

“Our goal is to build rocket engine parts up to 10 times faster and reduce cost by more than 50%,” says Chris Protz, lead engineer on the project at NASA’s Marshall Space Flight Center in Alabama. “We are developing a repeatable process that industry can adopt to manufacture engine parts with advanced designs.”