Region around M42 and the Horse Head

1100mm/F7.3 telescope
Pentax 645z (astro-modified)
8-frame mosaic
total exposure time 14.7 hr
more details in <a href="https://www.astrobin.com/328560/0/?real=&amp;nc=user" rel="noreferrer nofollow">www.astrobin.com/328560/0/?real=&amp;nc=user</a>
The GigaPan version: <a href="http://www.gigapan.com/embeds/M6jOuirbv0k/" rel="noreferrer nofollow">www.gigapan.com/embeds/M6jOuirbv0k/</a>