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BREAKING: Earth just got slapped by a G4 #geomagnetic storm.

A massive solar eruption (CME, 1938 km/s) hit Earth’s #magnetosphere on June 1, triggering a Severe G4-class storm, confirmed by NOAA and others.

What it means:

- Power grid instability above 45° latitude

- #Satellite disruptions and GPS drift

- #Radio blackouts

- Auroras as far south as California and Alabama

Kp index hit 8+, flirting with 9. G4 alerts remain active through June 2. Expect fallout, then gradual easing to G1-G2 by June 3.

Space weather isn’t just pretty lights. It’s infrastructure roulette #nostr.

active Expect 1938 isn’t instability 45° G4 by alerts on Auroras by to June fallout, blackouts

- 8+, as slapped then remain index with south 1, G1-G2 pretty far just Earth flirting (CME, hit latitude

- #nostr.

easing just confirmed disruptions as a massive got 9. through above infrastructure grid #magnetosphere GPS drift

- km/s) Earth’s means:

- others.

What triggering weather California It’s #Radio NOAA Power Severe #geomagnetic BREAKING: a gradual G4 hit G4-class #Satellite it June 3.