Invisible Sun by Charles Stross
Paperback – Tor Books – Jul 2022 – 385 pages
An inter-timeline coup d’état gone awry.
A renegade British monarch on the run through the streets of Berlin.
And robotic alien invaders from a distant timeline flood through a wormhole, wreaking havoc in the USA.
Can disgraced worldwalker Rita and her intertemporal extraordaire agent of a mother neutralize the livewire contention before it’s too late?