The Second Day of Creation: an explanatory verse

I came across this ravishing image on Twitter by the photographer Pentti Sammallahati (Pentti, I sure hope you don't mind my showing a copy of your image here on my blog):




And then I composed this bit of explanatory verse:

An opening in the clouds Through which daylight Tears through more or less How the world appeared on The second day of creation
A negative statement almost entirely After the sky had been created and Began right away to block out light