Sunspot AR2736, which hurled a Coronal Mass Ejection toward Earth yesterday, is growing larger and crackling with C-class solar flares. The active region now sprawls across more than 100,000 km of the solar disk and contains multiple dark cores as large as Earth, making it one of the biggest sunspots in recent years. Two days…
via Watts Up With That?
March 21, 2019 at 05:16PM
Iowa Climate Science Education 