12 years of W.M. Keck Observatory imagery of star system HR 8799 have been time-lapsed. The system hosts four planets that are more massive than Jupiter. <br /><br />Video making & motion interpolation: Jason Wang (UC Berkeley)<br />Data analysis: William Thompson (UVic) & Christian Marois (NRC Herzberg)<br />Orbit determination: Quinn Konopacky (UCSD)<br />Data Taking: Bruce Macintosh (Stanford), Travis Barman (University of Arizona), Ben Zuckerman (UCLA)<br />Data from the W. M. Keck Observatory<br />Animation: NASA<br />Edited by Space.com's Steve Spaleta<br />Music: Missing of Times by Joseph Beg / courtesy of Epidemic Sound
