No comments here
Whitepaper #439 in the Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033. Main topics: basic research. Additional topics: planetary ionospheres / upper atmospheres; space-based missions/projects; system science.
This paper presents the foundation for the Circuit mission, a new, bold mid-to-large-scale mission is that with the goal to understand the fundamental mechanisms of momentum and energy transport between the magnetosphere and ionosphere.