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

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

The dusk departure for the Falcon 9 rocket at Vandenberg Space Force Base delivered a Monday night display in the sky en ...

Here’s how it works: Essentially, the rocket has to make thrust – that is, create force – by burning propellant to make hot gases. Then it shoots those hot gases out of a nozzle. It’s sort ...

Security camera footage posted on the social media platform Sina Weibo captured the scene of two family members reacting to an explosion near their home that lit up the night sky. Fortunately, the ...

Astronauts aboard China's Tiangong space station have reportedly produced rocket fuel using a novel method. This method, ...

A Chinese commercial space launch company is continuing its success with a small solid rocket ahead of a more ambitious launch later this year. The Ceres-1 four-stage solid propellant rocket ...

New Glenn’s three-hour launch window began at 1 a.m. ET on January 13. The company loaded propellant into the rocket. But it got stuck troubleshooting the unspecified subsystem issue and pushed ...

For example, Jupiter is the most massive planet in our solar system. It’s so big, it could swallow 1,000 Earths. So it requires a very high escape speed: 133,100 mph (about 214,000 kilometers per hour ...