<p>Mark Johnston from Scottsdale, Arizona On Aug. 21, 2026, an unusually long-lasting M-class flare erupted from a sunspot group near the Sun’s west limb. As the flare’s stretched magnetic field lines reconnected and relaxed, they filled with hot plasma that cooled and drained along the loops, producing the glowing arcade seen here in Hydrogen-alpha (Hα)<a class="more-link" href="https://www.astronomy.com/picture-of-the-day/photo/the-aftermath-of-a-solar-flare/">Continue reading <span class="screen-reader-text">"The aftermath of a solar flare"</span></a></p>
<p>The post <a href="https://www.astronomy.com/picture-of-the-day/photo/the-aftermath-of-a-solar-flare/">The aftermath of a solar flare</a> appeared first on <a href="https://www.astronomy.com">Astronomy Magazine</a>.</p>
Mark Johnston from Scottsdale, Arizona On Aug. 21, 2026, an unusually long-lasting M-class flare erupted from a sunspot group near the Sun’s west limb. As the flare’s stretched magnetic field lines reconnected and relaxed, they filled with hot plasma that cooled and drained along the loops, producing the glowing arcade seen here in Hydrogen-alpha (Hα)Continue reading “The aftermath of a solar flare”
The post The aftermath of a solar flare appeared first on Astronomy Magazine.