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

Scientists are developing a new space propulsion system that uses water as fuel, promising a more sustainable way to explore ...

A research team presents an AI assessor for Hall-effect ion thrusters, the engines of satellites and space probes.

General Atomics and NASA achieved an important milestone on the road to using nuclear-powered rockets by testing a new fuel ...

The rocket-powered Gracie will conduct five hops during its short lunar stay, including one into the depths of a shadowy ...

India just launched its first mission of 2025. The Indian Space Research Organisation 's (ISRO) Geosynchronous Satellite ...

Scientists at Rosatom have unveiled a plasma electric rocket engine that is claimed to be capable of propelling spacecraft to ...

Russia's first space launch in 2025 also marked the final mission of its Soyuz-2.1v light launcher, with the country ...

Boeing makes the Core Stage for the rocket, but SLS development has been slow and hit by frequent delays. It is also a costly ...

A recently launched satellite is stuck in space after failing to fire its thrusters, preventing it from reaching its operational orbit.

Astronomers mistook a car SpaceX blasted into space years ago as an asteroid. The brief mix-up highlights the sometimes ...