Snapped this shot while over visiting The island of La Palma.
Two panel mosaic, exposure time was 3x 20s with darks and flats for each panel. Iso 51000, Sony A7s, Nikon 2.8 50mm @5.6
Below a link to a small video of my son taking a look around the Isaac Newton Telescope from the same visit
https://youtu.be/AGRNarJEdhg
Click the link for the big version
http://astropix.co.uk/wp-content/upl...ay-small-4.jpg