Strength: 0.7-0.9
Solar prominence trigger: sun, yellow theme, glowing, solar prominence, focus prominence, close-up, prominence, no humans, 
trigger sunspots: sun, orange theme, glowing, sunspots, focus sunspots, close-up, no humans,
solar granule trigger: sun, orange theme, glowing, solar granule, focus solar granule, close-up, no humans,
Star triggers: sun, orange theme, glowing, no humans,
tested on ChilloutMix (chilloutmix_NiPrunedFp32Fix)
https://civitai.com/models/6424/chilloutmix