TECHNOLOGYQUIET
18 days ago
Scientists solve 1840s space weather mystery

What's happening
SignalsMonitor is following this as a technology story. Ars Technica is the outlet attached so far. The first report grouped here was at 28 Sept 2026, 17:56 UTC. The headline in use is “Scientists solve 1840s space weather mystery”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
The infamous Carrington Event of 1859 has long been considered the first extreme space weather event, but there have been reports of minor disturbances to telegraph equipment during geomagnetic storms since the late 1840s. In 2013, scholars discovered an anonymous report published in 1871 in Nature describing how a "very…
Ars TechnicaRead at Ars Technica
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Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
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- Ars TechnicaScientists solve 1840s space weather mystery