Gov. Gretchen Whitmer signed on to a letter Monday alongside 47 other state governors, as well as five territories and ...

China has completed the ignition test of its most powerful liquid-propellant engine designed for its Long March rocket ...

NASA Administrator Bill Nelson on Monday named John Bailey as director of the agency’s Stennis Space Center near Bay St.

The Cube Quest competition, initiated by NASA in 2015, has successfully galvanized citizen scientists and private entities ...

The agency's Jet Propulsion Laboratory (JPL) equipped Psyche with a brand-new kind of laser communication array, and this ...

But a new company, Portal Space Systems, emerged from stealth on Tuesday with an alternative: solar-thermal propulsion. The ...

Portal Space Systems is emerging from stealth with a plan to create a satellite platform that uses the sun's heat to spark ...

Startup Portal Space Systems has unveiled plans for spacecraft that use a novel propulsion technology designed to enable ...

More than a year after losing two Pléiades Neo high-resolution imaging satellites in a launch failure, Airbus has outlined ...

LONDON — SpaceX's Starship will be a game changer for space-based solar power generation and will make orbiting power plants ...

"Our novel solar-thermal propulsion system and bus design ... Portal is currently eyeing late 2025 for the spacecraft's debut ...

Starship’s in-space refueling technology will play a crucial role in sending NASA’s Artemis astronauts to the Moon.