Brilliant Sun and faint planetary. The latter using Ha data from 2017.
Sun - AR12814 - 14 April 2021
https://www.astrobin.com/1xi2va/D/?nc=user (https://www.astrobin.com/1xi2va/D/?nc=user)
(https://cdn.astrobin.com/thumbs/HzZuSlwl0YvH_16536x0_85166Htd.jpg)
See a close-up of the prominence:
(https://cdn.astrobin.com/thumbs/Zbf4DncOvUui_1824x0_0nse9Boz.jpg)
Abell 31 - HaOIIIRGB
https://www.astrobin.com/t1bvug/D/?nc=user (https://www.astrobin.com/t1bvug/D/?nc=user)
(https://cdn.astrobin.com/thumbs/Y9JBuG64OGin_16536x0_85166Htd.jpg)
Roberto