Radio signals sent between two Mars orbiters—rather than between an orbiter and an Earth-based receiver—capture new insights into atmospheric dynamics.
ionospheres
Posted inResearch Spotlights
Nudging Earth’s Ionosphere Helps Us Learn More About It
New observations and simulations capture the physics at play across each of the three main ionospheric regions.
Posted inEditors' Highlights
Ionospheric Changes Following the Geomagnetic Storm of May 2024
A new study finds that unique ionospheric changes occurred in the upper atmosphere in response to the May 2024 geomagnetic superstorm.
Posted inEditors' Highlights
Wave-Modulated Electron Loss Affects GPS Location Determination
Earth’s magnetosphere controls ionospheric total electron content modulation via plasma wave-induced electron loss impacting GPS spatial location determination.
Posted inResearch Spotlights
Radar Reveals Electrical Activity in the Ionosphere
A new method could improve understanding of communication disruptions.
Posted inEditors' Highlights
Ground-based Transmitters Cause Radiation Belt Electron Loss
A U.S. Navy transmitter in Australia produces wisps of electron loss as observed by the Colorado Inner Radiation Belt Experiment (CIRBE) CubeSat in Low Earth Orbit.
Posted inEditors' Highlights
Unusual Occurrence of STEVE: An Aurora-Like Glow
STEVE is a mysterious purple-white arc near the aurora, typically seen after space disturbances called substorms. A new study reveals a rare STEVE event without a substorm, prompting questions about its origin.
Posted inResearch Spotlights
From Sun to Earth: A New Network for Comprehensive Space Weather Monitoring
The Chinese Meridian Project combines hundreds of instruments for a detailed, three-dimensional view of the solar-terrestrial environment.
Posted inEditors' Highlights
Impact of NASA’s GDC Measurements on Predicting Earth’s Upper Atmosphere
A new study finds that assimilating observations of the ionosphere and thermosphere reduces the error in model predictions more than modeling either one individually.