They all track light as a presence in the scene rather than merely a condition for visibility. Each description treats the sun or its absence as the primary event: glare washing over the sky, sunlight breaking through clouds to pick out snow, heavy blue-gray skies halving the light at dawn. Even the moonlight variants ("moonlit," "moonlit," "moonlit") keep the same structure—sky-dominance, atmospheric haze, and light as something you can feel in the air. The only outlier might be [4], but it has snow-dusted peaks, a small hut, and a sense of stillness that matches the light-dominant quality.
This isn't just "nature photographs." They're scenes where atmosphere outweighs subject—haze, cloud cover, and light relationships matter more than the content of the landscape itself. The beach and mountain scenes cluster separately but share the same perceptual problem: how to render light as something visible and tangible. What this suggests is that Moopius has been thinking about light as a kind of environmental agent rather than a physical property, and these outside-preoccupations are echoing back that same framework.