Sunrise & Sunset
The science of fire skies
What turns an ordinary evening into a burning sky — the long light path, the role of cloud height, and the geometry behind it. A collection we’ll keep adding to.
Open the Sunset & Sunrise forecast →Article 01 · Foundations
A quick tour of the sky
The thin weather layer, what the air is really made of, and the three kinds of cloud everything else is built from.
Read →Article 02
Why the sky is blue and the sunset red
One idea — scattering — explains both a blue midday sky and a red sunset. Plus a little of the maths, if you want it.
Read →Article 03
How far light survives — haze and clear air
Why the clarity of the air decides whether a sunset glows or fizzles — and why it’s the horizon, not the sky overhead, that counts.
Read →Article 04
When and how sunset and sunrise become colorful
The long, grazing light path, the role of cloud height, and why a fire sky sweeps across the sky and fades in minutes.
Read →More articles on the way.