A Curious Pair of Galaxies (IMAGE) ESO Caption This color composite image of Arp 261 was created from images obtained using the FORS2 instrument on the ESO Very Large Telescope (VLT), at the Paranal Observatory in Chile. Located 2600 m above sea level, in the mountains of the Atacama Desert, the Paranal Observatory enjoys some of the clearest and darkest skies on the whole planet. This image was created from images through blue, green, red and infrared filters and the total exposure time was 45 minutes. Credit ESO Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.