Impressionnant ! Un propulseur ionique capable de collecter son propre carburant avec les molécules de la très haute atmosphère @Bottlaeric

In a world-first, an ESA-led team has built and fired an electric thruster to ingest scarce air molecules from the top of the atmosphere for propellant, opening the way to satellites flying in very low orbits for years on end.

from L’important – Tech