A new jet engine design may mean that future flights will require no fuel, reducing costs and helping the environment. It might be several years, though.

Following Blue Origin’s New Glenn rocket firing its seven BE-4 engines on the first stage for 38 seconds, the path has been ...

Russia's state atomic energy corporation, Rosatom, has developed a plasma electric rocket engine that could send spacecraft to Mars in just 30 to 60 days. The plasma engine works by accelerating ...

The hold-down firing of the first stage engines was the final major test of the New Glenn rocket before launch day. Blue ...

The world’s heavy reliance on fossil fuels, especially for transportation, has left a deep mark on both the planet and public health. Burning these fuels releases a flood of greenhouse gases, which ...

The second-ever liftoff of Blue Origin's powerful New Glenn rocket is approaching as the launch vehicle undergoes final ...

Blue Origin's heavy lift New Glenn became the first commercial rocket to make it to orbit on its first try back in January.

Blue Origin delays New Glenn launch to Mars due to intense solar activity affecting NASA's spacecraft. Awaiting safer space ...