Solar Disc in Hydrogen-Alpha Light with Prominences
Friday, July 3rd, 2026 at 5:00:51 PM · 2026/Astrophotography
This remarkable hydrogen-alpha filtered solar photograph captures the full disc of the Sun in extraordinary detail, revealing the complex structure of its chromosphere. Visible across the solar surface are dark filaments — elongated channels of cooler plasma suspended in the magnetic field — as well as several sunspot groups appearing as dark spots particularly in the upper portion of the disc. Along the solar limb, multiple solar prominences are visible as bright, glowing structures of plasma erupting beyond the edge of the Sun, rendered in warm orange-red tones against the black of space. The image achieves exceptional clarity, showing the granulation texture of the solar surface and the intricate magnetic field structures that shape the chromosphere. The color palette — with the disc rendered in warm golden-yellow and the chromosphere glowing in deep amber and orange — is characteristic of professional hydrogen-alpha solar imaging.
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