Robert Zubrin talks about reducing the mass of SpaceX Starship by a factor of 5 for a Starboat mini-Starship. The linear dimensions would scale by the cube root of 1/5 ≈ 0.58. This gives a diameter of ...

The Earth is much larger than most people realize. You need to use engines if you want to efficiently navigate large sections of the planet. Everything from cars to planes relies on engines, but they ...

Humans have achieved groundbreaking feats in space exploration, reaching distant stretches of space with missions like Voyager 1. However, none of this would have been possible without rockets.

SpaceX currently controls nearly every rocket launch on Earth. With 98% of global orbital launches under its belt, Elon Musk's company has become the de facto gatekeeper to space. While China is still ...

When most people think of rockets, they likely imagine something like SpaceX's Raptor engine, or they might recall the Apollo 11 Saturn V rocket that took astronauts to the Moon. Rockets aren't ...

The newly tested engines could power a variety of space projects. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China's state-owned main space ...

Using supersonic shockwaves for combustion, the groundbreaking design could allow aircraft to travel up to six times the speed of sound. Reading time: Reading time 4 minutes Venus Aerospace is a ...

The reusability of different parts of a space rocket has opened the doors to a literal flood of launches to Earth orbit and beyond. Thanks to the fact that space companies now no longer have to make a ...

Essentially, a nuclear rocket engine is a reactor that has hydrogen running through it as a propellant, which is heated to an astonishing 3,000 K (2,727 °C, 4,940 °F), giving it almost twice the ...