Full-disc H-alpha photograph of the sun showing mottled orange chromosphere texture, scattered active regions, and small prominences along the limb, set against black space.

Full Disc in Hydrogen-Alpha

The entire solar disc glows in hydrogen-alpha light, its granulated chromosphere dotted with active regions and rimmed by delicate prominences flickering along the limb.

Date: 29 November 2020
Capture: Canon EOS R · 150-600mm F5-6.3 DG OS HSM | Contemporary 015 · 600mm · f/6.3 · 1/60s · ISO 1250