Over the coming weeks we will feature, in no particular order, each of the final 16 selected images and winners will be announced by Royal Museums Greenwich on 17 September. The winning images are to be showcased at the Royal Observatory Greenwich in an exhibition opening 18 September.
Find a location that offers you an unobstructed view of the horizon from south to southwest an hour after sunset. With clear skies, you’ll be able to follow Venus and Mars from night to night on their celestial peregrinations through the constellations of Sagittarius and Capricornus. The two planets almost keep pace with each other throughout the remainder of November.
This spectacular six-panel mosaic picture of a solar prominence was taken in Italy by astrophotographer Paolo Porcellana on 27 March 2015 using a home-made 150mm f/15 refractor — winning image of the Our Sun category in the Insight Astronomy Photographer of the Year competition 2015.
Did you use our observing guide to view or image Pluto? Following New Horizons’ historic flyby, one budding astrophotographer living in a light-polluted UK town fulfils a long-time ambition to capture Pluto for himself.