Watch the stars and from them learn. To the Master's honor all must turn, Each in its track, without a sound, Forever tracing Newton's ground

— Albert Einstein

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.

nebulosity near Sadr (Cygnus)