Main-belt asteroid 17246 Christophedumas and its satellite S/2004 (17246) 1, imaged by the Hubble Space Telescope's ACS camera from 18  May 2005 to 4 July 2005. Images are public domain since 2006-07-05. Proposal ID 10165 (William Merline).
Hubble Space Telescope/William Merline (processing and animation is own work)
Processed and extracted from <a rel="nofollow" class="external text" href="https://archive.stsci.edu/proposal_search.php?id=10165&amp;mission=hst">HST Proposal 10165</a> (William Merline).