Earth's True Colors (IMAGE) European Space Agency Caption After its closest approach to Earth, Rosetta looked back and took a number of images using the OSIRIS Narrow Angle Camera. This particular image was acquired Nov. 15, 2007, at 3:30 CET. The image is a colour composite of the NAC orange, green and blue filters. At the bottom, the continent of Australia can be seen clearly. Credit ESA ©2005 MPS for OSIRIS Team MPS/UPD/LAM/IAA/RSSD/INTA/UPM/DASP/IDA Usage Restrictions For non-commercial use only 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.