Experimental Astronomy

Alfvén: magnetosphere—ionosphere connection explorers
AXIOM: advanced X-ray imaging of the magnetosphere
EIDOSCOPE: particle acceleration at plasma boundaries
EnVision: taking the pulse of our twin planet
Farside explorer: unique science from a mission to the farside of the moon
IMPALAS: Investigation of MagnetoPause Activity using Longitudinally-Aligned Satellites—a mission concept proposed for the ESA M3 2020/2022 launch
Lunar Net—a proposal in response to an ESA M3 call in 2010 for a medium sized mission
MarcoPolo-R near earth asteroid sample return mission
SARIM PLUS—sample return of comet 67P/CG and of interstellar matter
Solar magnetism eXplorer (SolmeX)
Solar Particle Acceleration Radiation and Kinetics (SPARK)
The 2010 European Venus Explorer (EVE) mission proposal
Trojans’ Odyssey: Unveiling the early history of the Solar System
Uranus Pathfinder: exploring the origins and evolution of Ice Giant planets