Those high cirrus causing shadows near the north polar cap?

Cor Caroli, the killing star, shone out above the Snort through wisps of high cirrus.

The blue above is graying slightly as the high cirrus spreads across the dome of sky.

Only a few high cirrus clouds still hung in the night sky, a veil for the stars.

A scattering of high cirrus catches the last light of Hyperion's too small sun and ignites like burning coral.

There was a partial moon shining through small wisps of high cirrus clouds but generally it was a clear night.

Ripples of high cirrus turned to rose and then the sea itself grew molten as the sun floated above the flat horizon.

Receiving urgent instructions from their Overlord, they banked to the left and started to descend below the high cirrus-readyfor the long dive down.

It was better in the relative open at the top of the hill: the sun had set, but high cirrus clouds glowed coral and pink.