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 ...

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.

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 ...

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 ...

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 ...