[renormalised (Carl)]

Originally Posted by CraigS

Here's a snippet .. the EU folk are working towards a presentation/bid to DARPA on this.
.. Interstellar Birkeland current propulsion, Energetic Neutral Atoms as craft propulsion, ion thrust from double layers … the list goes on …!
(So much for my thoughts about science-based speculation).

ANU and Ad Astra Rocket Co have beaten them to it

Idiots.