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Magnetic Fields

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March Equinox Puts Europe on Watch for Unusually Strong Auroras

A favorable equinox geometry boosts geomagnetic activity by easing magnetic reconnection with the solar wind.

James Webb Delivers First 3D Map of Uranus’s Upper Atmosphere

Astronomers Spot Long-Lived Bow Shock Around Diskless White Dwarf, Defying Models

Record 94-Day Watch of Solar Region That Drove 2024’s Fiercest Storms

Scientists Confirm Moon’s Solid, Iron-Like Inner Core Inside Molten Outer Layer

Swarm Satellites Confirm South Atlantic Magnetic Weak Spot Is Growing and Drifting West

JWST Study Finds Aurora-Driven Heating and Thermal Inversion on Nearby Rogue World SIMP-0136

EHT Finds Magnetic Field Flip at M87* and Traces Jet Base in Multi‑Year Study

Inouye Solar Telescope Resolves Solar Flare Loops as Thin as 21 Kilometers

Moon’s Solid Inner Core and Fluid Outer Layer Confirmed

Family Demands Accountability as Investigation Continues into Fatal MRI Accident

NASA Releases Closest-Ever Images of the Sun From Parker Solar Probe

ESA’s Solar Orbiter Captures First Images of Sun’s South Pole

Solar Orbiter Captures First Images of Sun’s South Pole

Inouye Solar Telescope Maps 20-Kilometer-Wide Magnetic Striations on Sun’s Surface

Geomagnetic Storm Keeps Aurora Borealis Glowing Over Northern U.S. Wednesday Night

Study Reveals Jupiter’s Early Size and Magnetic Power

Study Reveals Jupiter Was Once Twice Its Current Size with a Magnetic Field 50 Times Stronger

Solar Wind Compression Heats Jupiter's Atmosphere, Revealing Global Effects

UC Berkeley Unveils World’s Smallest Wireless Flying Robot Inspired by Bumblebees