8 with Italian transportation company D-Orbit to conduct two 2025 demonstrations of a tiny water-fueled thruster. Slightly larger than a 10-centimeter cube, the Pale Blue 1U+ Water Ion Thruster ...

On the face of things, not much, but after seeing [Zachary Tong]’s latest video on liquid metal ion thrusters, we see that they seem to have a lot more in common than we’d initially thought.

Pale Blue plans to demonstrate its 1U water ion thruster twice in 2025 on D-Orbit’s Ion Satellite Carrier, an orbital transfer vehicle. The contract with D-Orbit includes two launch ...