Éjection de masse coronale

Solar warning: high-risk window for Artemis II

A Mexican physicist warns that repeating solar cycles could make early 2026 a high-risk period for a crewed Artemis II launch, with implications for astronaut safety and mission p… Mar 12, 2026

Space Weather

Tonight: Northern Lights Visible in 11 States

NOAA forecasts a minor geomagnetic storm tonight that could let people watch northern lights states across 11 northern U.S. states; plan between 10 p.m. and 2 a.m., check real-tim… Fév 24, 2026

Space Weather

Pink and Green Aurora Over UK

A powerful coronal mass ejection sent a geomagnetic storm across Earth, producing vivid pink, green and red auroras visible across the UK, Channel Islands and parts of Europe on 2… Jan 28, 2026

Space

Stealth Solar Storm Hits Earth Unexpectedly

A faint, hard-to-detect coronal mass ejection swept past Earth on November 20, 2025, nudging the magnetosphere and producing mid-latitude auroras despite leaving little warning. T… Nov 21, 2025

éjection de masse coronale

Articles about éjection de masse coronale

Solar warning: high-risk window for Artemis II

Tonight: Northern Lights Visible in 11 States

Pink and Green Aurora Over UK

Stealth Solar Storm Hits Earth Unexpectedly