Simone Tranquilli<p>Six images of the Sun in H-Alpha.<br>During that session, the solar limb didn’t show any relevant prominences, so all the data was focused on the active regions.<br>Follow the link for the full res images and details.</p><p><a href="https://www.localvoid.net/2025/04/13/the-sun-in-h-alpha-light-25-december-2024/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">localvoid.net/2025/04/13/the-s</span><span class="invisible">un-in-h-alpha-light-25-december-2024/</span></a></p><p><a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/astrophotographpy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotographpy</span></a> <a href="https://astrodon.social/tags/sun" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sun</span></a> <a href="https://astrodon.social/tags/halpha" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>halpha</span></a> <a href="https://astrodon.social/tags/sunspot" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sunspot</span></a></p>