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.

The goal for Climate Impulse is to take off unassisted, fly some 40,000 kilometers (about 25,000 miles) around Earth along ...

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

China's new launch vehicle Long March-8A took off for its maiden flight from Wenchang Space Launch Site in Southern China's ...

Harvard scientists studying the mystery of water and life on ancient Mars believe they may have finally found a solution.

Russian scientists have unveiled an ambitious new plasma engine that could drastically cut the travel time to Mars, reducing ...

While the midair explosion of the SpaceX's Starship rocket made for an unsuccessful flight test it also made for an unforgettable optical experience in the Caribbean. The launch marked the seventh ...

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

General Atomics and NASA achieved an important milestone on the road to using nuclear-powered rockets by testing a new fuel and finding it can withstand extreme conditions.