The Swedish-ESO Submillimetre Telescope (SEST) and startrails. The stars in the lower left rotate around the northern pole, while the stars reflected in the dish rotate around the southern pole


Date: September 22, 2012
Location: La Silla Observatory, Chile
Camera: Canon 550D (modified for astrophotography)
Lens: Canon EF-S 18-55mm f/3.5-5.6 (at 18mm, f/3.5)
Exposure: Composite of 60 minutes (120 x 30 seconds at ISO 6400)
Processing: Stacked and processed in Photoshop CS6