How aliens could travel at the speed of light

Tech up to manipulate planetary magnetospheres. Parrot, M., Němec, F., Cohen, M.B. et al. On the use of ELF/VLF emissions triggered by HAARP to simulate PLHR and to study associated MLR events. Earth Planets Space 74, 4 (2022). Use this tech to wave guide the metallic hydrogen layer of a distant high-energy gas giant (like Saturn) into sustained computational patterns. Chapman, W., Miles, T. Planetary-scale wave guides in the troposphere and stratosphere. Nature 293, 108–112 (1981). Your arti...