A new technique shows that the dominance of gradual versus chaotic electron heating processes at Earth’s bow shock is controlled by how fast the shock is moving.
solar wind
Posted inEditors' Highlights
New Empirical Model of the Flux in the Magnetosheath
A new study presents a model that reconstructs the plasma flux in the Earth’s magnetosheath.
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
Blasts from the Past: New Insights from Old Space Storms
Reassessment and comparison of past space weather events highlight the potential for Earth to experience destructive geomagnetic disturbances.
Posted inFeatures
El pasado, presente y futuro de traer muestras extraterrestres
La obtención de muestras de cuerpos distantes del sistema solar ha revolucionado nuestra comprensión del cosmos y del lugar que ocupamos en él.
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 inResearch Spotlights
Coronal Mass Ejection Gives Earth’s Magnetosphere Rare “Wings”
A massive disturbance in the solar wind caused Earth’s magnetosphere to fly without its usual tail.
Posted inFeatures
The Past, Present, and Future of Extraterrestrial Sample Return
Retrieving samples from distant solar system bodies has revolutionized our understanding of the cosmos and our place in it.
Posted inNews
A Magnetic Low May Have Paved the Way for Complex Life
Multicellular life blossomed when Earth’s magnetic field was at an all-time low.
Posted inResearch Spotlights
Jupiter’s Magnetosphere Has a Semi-Open Relationship with the Solar Wind
Computer simulations and data from NASA’s Juno mission reveal information about the relationship between solar wind and Jupiter’s massive magnetosphere.