A Japanese satellite reveals rapid and surprisingly frequent transport of molecular ions from the ionosphere to the magnetosphere, under not only extreme but also moderate geomagnetic conditions.
Magnetosphere/ionosphere interactions
Posted inResearch Spotlights
No Underground Magma Ocean on Jupiter’s Fiery Moon?
A new study suggests alternative explanations for Io’s unusual magnetic field.
Posted inResearch Spotlights
Bringing Clarity to What Drives Auroras
A new classification scheme helps researchers distinguish what accelerates the electrons that create auroras.
Posted inResearch Spotlights
Probing the Origin of a New Celestial Phenomenon
The first statistical study of STEVE events suggests that the appearance of these narrow ribbons of light is closely correlated with violent disturbances in Earth’s magnetosphere.
Posted inEditors' Highlights
Seeing Waves: GNSS Tracking of Waves in the Upper Atmosphere
Dense GNSS networks enable scientists to track large-scale waves traveling through the upper atmosphere, away from sources in the auroral zone and the day/night terminator.
Posted inEditors' Highlights
Evidence That Earth’s Forehead Controls the Wagging of its Tail
Yes, Earth has a tail, a magnetotail, and there is debate about how much Earth’s upper atmosphere plays a role in the controlling the dynamics of this region of space.
Posted inEditors' Highlights
Solar Wind Sets the Magnetosphere Ringing
A combination of data from satellites and ground-based instruments gives new insight into solar wind-magnetosphere-ionosphere interactions.
Posted inScience Updates
Integrating Research of the Sun-Earth System
International Symposium on Recent Observations and Simulations of the Sun-Earth System III; 11–16 September 2016, Varna, Bulgaria
Posted inEditors' Vox
Filling Earth’s Space Environment from the Sun or the Earth?
The editor of a new book describes how a unique combination of the monograph and video show that a four-decade old paradigm in solar-terrestrial physics is changing.
Posted inScience Updates
Exploring New Knowledge on Magnetospheric Interactions
AGU Chapman Conference on Magnetospheric Dynamics; Fairbanks, Alaska, 27 September to 2 October 2015