mtrosenthal: Sunspot 2833
mtrosenthal: Prominence 17 Jun 21
mtrosenthal: Inverted AR2786
The Dark Side Observatory: Solar Prominence - May 17, 2021
Reynolds Sr.: Sun H-Alpha prominences, June 12, 2021
twinklespinalot: North West Prominence 17 Aug 2016
twinklespinalot: AR2673 Flaring
Tommi R: Earth, H-alpha sun and protuberances
Jorge - Barata: Protubérance samedi 8 juillet 2017
Jorge - Barata: Protubérance samedi 8 juillet 2017
alastair.woodward: AR12645 - False Colour
MorrieNz2013: Solar Ha Prom
jameyljenkins: SunHalpha20160726_2028
jameyljenkins: 20160709_flare composite
jameyljenkins: 20160623_62mm f22_656.3nmDayStarQuark
twinklespinalot: AR2567 AND AR2565 19 JULY 2016
AstroPaolo: Huge prominence 2 2015-03-27
twinklespinalot: Mercury Transit from Astrocamp
Tommi R: Sun in H-alpha
smerral: solar-ar
jameyljenkins: 20160616_2025_Halpha
jameyljenkins: 20160616_2042_Halpha
David W G Smith: Solar_21-04-15
島輝(Chiahui Wang): 20150716-Daystar Quark
Alexandra's Astronomy: 170316_090817
mikegarbett: Tal100-Quark-16th-March-2016
mikegarbett: Large Prominence Equinox 120 Quark Grasshopper 2015 2603 1333 ut coloured
mikegarbett: Tal 100 Quark Grasshopper 2015 1506 1106 utcoloured
mikegarbett: LS100 Quark Grasshopper 2015 0406 1114 ut
mikegarbett: Equinox120 Quark Grasshopper3 2014 0911 1058 ut coloured_filtered