7.2K views · 1.3K reactions | BIG SUNSPOT ALERT: Watch this movie. A big new sunspot group is emerging over the sun's northeastern limb. It is crackling with C-class solar flares and could soon pose a threat for stronger M-flares. With a primary dark core twice as large as Earth, the sunspot is an easy target for backyard solar telescopes. We recommend the projection method. | The Watchmen's Earth and Space connection | Facebook

42K views · 847 reactions | Here is a look at big sunspot region 4048 (AR 4048) as it rotated across the Earth facing side of the Sun between March 30th and April 9th. Although large, overall magnetic complexity never resulted in large solar flares. Still fascinating to watch sunspots evolve. | Space Weather by SolarHam | Facebook