Astronomy Photographer of the Year 2017 shortlist - in pictures
by Joanna Ruck from on (#2XFCN)
The Milky Way, the Northern Lights and hurtling asteroids feature in the shortlist for the Insight Astronomy Photographer of the Year award. The winners will be announced on 14 September, and an exhibition of the winning images will be displayed in a free exhibition at the Royal Observatory Greenwich's Astronomy Centre from 16 September