The space of night is infinite,
The blackness and emptiness
Crossed only by thin bright fences
Of logic

— Kenneth Rexroth
"Theory of Numbers"

nebulosity near Sadr (Cygnus)

nebulosity near Sadr (Cygnus)

Two hour h-alpha image of nebulosity near Sadr, the central star in Cygnus TOA-130 at F/7 and SXVH9 camera.