Weeks before Europa Clipper was to be shipped for launch, scientists discovered a potentially fatal flaw that might endanger ...

More than 14 years have passed since the first X-51A WaveRider—powered by a supersonic combustion ramjet (scramjet) engine ...

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Dave Eggers is the author of “The Circle,” “What Is the What” and, most recently, “The Eyes and the Impossible,” winner of ...

A revolution in spaceflight is on as aerospace scientists prepare to test the first-ever nuclear rocket engine in space. Reports speak of major advances in a nuclear thermal propulsion (NTP ...

WASHINGTON, Sept 17 (Reuters) - U.S. rocket propulsion startup Ursa Major said on Tuesday it was awarded a $12.5 million contract to build out production and testing for new solid fuel rocket engines.

NASA's testing a solar sail system in space, and the spacecraft that brought the tech there has snapped a photo.

The use of hybrid propulsion systems is not new, and they have been adopted worldwide. Hybrid rockets avoid some of the restraints of solid rockets like the issue of handling the propellant used ...

PARIS - Arianespace CEO Stephane Israel says the company is focused on boosting the launch cadence of the Ariane 6 rocket ...