~1 Hour of Star Trails taken at the Observatory, Austerfield. Aiming the lens towards Polaris the 'North Star' (as seen towards the top right), all other stars rotate around it.
Foreground: 5 x 30s @ISO 800, stacked in
Sky: 111 x 30s @ ISO 100 processed in
Photoshop for trails,
then exposure blended with the foreground and
Nikon D750, Sigma 14mm @ f1.8