Severe G4-level geomagnetic and S4 solar storms in progress, so don't let any ejected coronal masses hit you if you go outside today.
Discussion
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It's a pity Elon isn't on Mars today.
@mattblaze Thaaaank you for the heads-up! #Aurora #Dresden
(More pics from my actual DSLR tomorrow, I guess)
@mattblaze I misread it as colon masses
@mattblaze
We have aurora in Italy right now. Green curtains are rare at this latitude.
https://montefertazza.panomax.com/
(if you open the link when it's over, those webcam have a full archive for some days, go to 22.40 local time, Jan 19th)
@mattblaze From my quick search I found one G4 alert in 2024 but before that last one seemed to be in 2005... so, kind of a big deal... !
@mattblaze Oh I hope they are visible tonight in NJ!
@mattblaze I'll do my best, but I'm kinda clumsy.
(Main impacts are to radio communication)
@mattblaze Seems to be potentially impacting flights today https://live.acarsdrama.com/@acarsdrama/115923604129965410
@chetwisniewski @acarsdrama disturbingly close to “what does this button do?”