When aviation pioneer Bertrand Piccard a decade ago spearheaded a much-hyped flight around the world in a plane powered by ...

Eco-friendly alternatives to fossil fuels are venturing beyond Earth—and into space.

For the first time, Jeff Bezos’ Blue Origin space venture has put a payload in orbit using its heavy-lift New Glenn rocket.

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

but the first step is to drain the New Glenn rocket of its fuel. Blue Origin began filling the vehicle’s fuel tanks with liquid methane, hydrogen and oxygen late Sunday evening. “From there ...

A new test of nuclear propellant fuel under space-like conditions has been hailed as a success by NASA and General Atomics ...

Elon Musk's latest plan could revolutionize space travel—turning atmospheric CO2 into rocket fuel. Discover how this ...

Three minutes and 10 seconds after liftoff, the rocket's first stage engines shut down, triggering stage separation and ignition of the two hydrogen-burning BE-3U engines powering the rocket's ...