Dark Tower in Scorpius.

Dark Tower (10inch) (80)

The Dark Tower in Scorpius is a dusty cosmic cloud known as a cometary  globule, spanning almost 40 LY across.It is shaped by intense ultra violet radiation from some very hot stars in the cluster NGC 6231 (outside the field). Nebula and cluster are about 5000 LY away.

Telescope.  10 inch F4 Newtonian.

Camera. S Big  ST 4000 XCM OSC CCD.

Exposure and Date.  15 x 600 sec  June 2015.

Location. (Wiruna) Ilford N.S.W.